Questions tagged [number-sequence]

A puzzle that asks for the pattern in a given number sequence.

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3
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1answer
224 views

The Mathematical Puzzle That Is So Mathematical It Will Blow Mathematical Minds Of Mathematics Away!

Here is a short sequence that I made when brainstorming puzzles: 19 101 920 20009 701 104 403 311 3000000000000000003 ... You need to figure the ...
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1answer
125 views

Deduce the Missing Terms in the Sequence

$NINE$ + $5$ $EIGHT$ + $3$ $SEVEN$ + $2$ $???$ + $?$ $FIVE$ + $1$ $????$ + $?$ $?????$ -$?$ $???$ - $?$
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1answer
74 views

Give these Digits their own Place..Place them Right

In their own Circle. Such that the arrows point to successive numbers . Start with 1 and end with 9. There might be more arrows than necessary. Find the solution with least number of arrows ignored.
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1answer
70 views

Complete my number sequence

Can you complete following number sequence ? 389919, 1308, 93, ?, ? Hint:
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2answers
727 views

Number sequence: 202500, 5184, 32400, 12960,?

Can you solve my first selfmade number sequence ? 202500, 5184, 32400, 12960, ? Hint: Hint: Hint
3
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1answer
102 views

Another cool number-sequence puzzle

The task is to find x. (Source https://free.ultimaiq.net/nse.htm) 123456, x , 93332736, 3359978496
5
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1answer
593 views

NSE Numerical IQ Test no.12: 759802, 358829, 847123,?

This is a question from the NSE Numerical IQ Test by Theodosis Prousalis and Ivan Ivec: 12) 759802, 358829, 847123, ? After 2 hours, I can't figure out the answer. I've only made these ...
1
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1answer
222 views

What is the missing number in set B?

A {6, 2, 2, 2, 16, 2} B {37, 37, 3, 3, 3, ?} The numbers in set A relate to one another through a numerical or abstract pattern. Set B has a similar or a somewhat contrasting pattern .The task in ...
4
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1answer
161 views

Prime Knight travels through Prime Country

Prime Knight travels through Prime Country... Ride along and Document Details of his Journey As this Prime Knight (only chess move allowed) journeys through Prime land, he makes a pit stop at every ...
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1answer
117 views

Prime Sequence…a little bit Unusual about the Missing Members

What are the Missing Members in this Prime Series? what is the Significance of this Sequence? $19$, $17$, $13$, $?$, $?$, $3$, $2$
4
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1answer
165 views

Fill.in the two missing terms in this Simple Sequence

What are the two missing numbers in the sequence shown below: $$\def\S{\phantom{XX}} \large\begin{array}{|c|c|c|c|c|c|}\hline \S&\S&\S&\S&\S&\S\\[-10px] 4 & 5 & 6 & 7 &...
4
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3answers
247 views

What are the missing members in this sequence based on the digits 0 to 9?

Find the missing members? 0, 0, 2, 0, 2, 3, 0, ?, ?, ? Hint 1
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3answers
202 views

Find the Missing Members of this Powered Sequence

There are 4 missing members in this small series...labeled ???. Hint 1; Hint 2: Complete the series. $191$, $426$, $931$, $???$, $???$, $646$, $971$, $???$, $???$
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1answer
202 views

Find the missing number in the matrix [closed]

Find the missing number, $x$, in the following matrix $$\begin{matrix} 16 & 13 & 9\\ 11 & 8 & 6\\ 9 & 7 & x \end{matrix}$$
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1answer
423 views

Who are the Missing Members of this Noble Family?

Could you please find the Missing Nobles? $118$, $?$, $54$, $?$, $18$, $10$, $?$
2
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1answer
226 views

Mathematical Sequence Based on Prime Numbers

This sequence is based on prime numbers Hint 1: 16, 17, 11, 16, 10, 8, 13, 7, 14, 8, 11, 7, 5, 10, 4, 11, 5, 10, ?, ?, ? What are the final three numbers?
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1answer
206 views

What is the next item in the following sequence?

11111111, 333333, 5555, 77, ? Find the most complete and simplest solution that fits.
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1answer
166 views

What is next: 2, 3, 5, 13, 89, 233, …? [closed]

Based on what is shown, what is the next number in the sequence?
3
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1answer
165 views

Another Number Sequence…Yayy!

Find the next terms and also, explain the logic used for the terms of the sequence. $3,7,11,15,20,27,?????$ Hint : Autobots, This is Optimus Prime.
14
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1answer
350 views

What's up with my calculator?

As I am wont to do, I got a new calculator the other day. Obviously it needed a few test calculations: 5 + 6 = 11 22 - 17 = 5 10 + 3 = 13 4 * 6 = 24 OK, so ...
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1answer
236 views

Number Sequence Series-Question 8

This is a series of questions that are created by me. Here is question 8: (36),(45),?,(17),(50),?,(29) I will give a hint to you guys if I feel it is necessary. $$$$ You can check other unsolved ...
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1answer
132 views

Simple Rule Generates this Sequence from Well Known Number Series

First 6 terms generated on applying the simple rule are displayed here. 5, 8, 18, 102, 322, 1830, ?, ?, ? Hint 1: Hint 2: Hint 3:
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0answers
706 views

Number Sequence Series-Question 7

This is a series of questions that are created by me. Here is question 7: (23),(55),(155),(1255),?,?,(56139611) I will give a hint to you guys in one month if nobody can solve it.
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1answer
235 views

Happy New Year?

Extend this infinite series by five more terms: 17, 3, 5, 7, 11, 17, 2, 3, 5, 11, 13, 17, 2, 5, 7, 11, 13, 2
13
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1answer
399 views

Infinite Sequence based on Simple Rule

Using one simple rule, an Infinite Sequence has been developed. First 30 terms are given. Can you continue the sequence for at least next Ten Terms? Series continues from top left to bottom right. $...
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2answers
144 views

Do you know what's next?

'Predict' the next few (5 or 6) terms of this series. 1, 1, 1, 2, 3, 6, 7, 10, 11, 12, 17, ...? Hint: Who is the 'prime' suspect in this mystery sequence?
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0answers
148 views

Sequence of close numbers

I just came up with the following sequence of numbers. 25 26 27 28 30 30 ... They all seem to be very close to one another... but what is the next number in the sequence? And what is the principle ...
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1answer
144 views

A very basic number sequence puzzle

Predict the next members of the sequence below and explain what the relationship is. 2, 10, 101, 1211, 14321, ...
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1answer
403 views

Number sequence puzzle; 2, 10, 44 (+2 hints)

Predict the next three members of the sequence below and explain what the relationship is. 2, 10, 44, 1012, 248, This number sequence does not appear in the Online Encyclopedia of Integer ...
4
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1answer
188 views

Finding a lost friend in a haunted mansion

Whilst staying in a large haunted mansion, Mervin had carelessly lost his friend Debs. She was nowhere to be found, and wasn't answering his calls. Instead of finding her, he discovered this ...
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1answer
140 views

Number Sequence Series-Question 6

This a series of questions that are created by myself. Since question 6 is not that difficult I will not give any hint to you guys. Enjoy the test. Here is question 6: 2,6,8,7,5,3,? $$$$ If you ...
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1answer
117 views

Number Sequence Series-Question 5

This a series of questions that are created by myself. I will give a hint in 24 hours and my answer in 3 days given that nobody could answer my question. Here is question 5: 342,765,?,242325 (It ...
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1answer
141 views

Fill the grid- 4.0

Grid again !!! Can you find what comes in place of '?' ? HINT 1 HINT 2 HINT 3 In text: 5234 2112 06?7 0964 Also Try: Fill The grid - 3.0 Fill the grid - 2....
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3answers
115 views

Number Sequence Series-Question 4

I want to share a series of questions that are created by myself. I will give a hint in 24 hours and my answer in 3 days if nobody could answer my question. Previous ones are here: Number Sequence ...
2
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1answer
165 views

Number Sequence Series-Question 3

I want to share a series of questions that are created by myself. I will give a hint in 24 hours and my answer in 3 days given that nobody could answer my question. Here is my number sequence: 2020,...
4
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1answer
302 views

Number Sequence Series-Question 2

I want to share a question that is created by myself. I will give a hint in 24 hours and my answer in 3 days given that nobody could answer my question. Here is my number sequence: 1441,2882,5764,?,...
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1answer
108 views

Shapes in the wild

New here so apologies if this is not quite allowed. Yesterday our department had a meeting in one of our conference rooms on campus. When we arrived the room was empty, but there were three puzzles ...
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3answers
341 views

Number Sequence Series – Question 1

I want to share a question that is created by myself. I will give a hint in 24 hours and my answer in 3 days given that nobody could answer my question. Here is my number sequence: $3/2, 2/3, 3/4, ...
4
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1answer
384 views

Number sequences: 6X000X9, 700XX08,00000015,?,00000015

Here is the question: 6X000X9,700XX08,00000015,?,00000015,?,00000015 This question actually comes from the puzzles made by my friend. He gave me his puzzles recently but I couldn't figure it out. ...
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1answer
109 views

Identify the rule and find the missing number

The following sets of numbers are connected through a common rule/patern. Find the missing number(?) $(255,153,51x)(153,0xx,51x) = 669900$ $(255,204,51x)(204,51x,51x) = 339900$ $(153,153,...
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1answer
218 views

Join the Fun at Jack’s Casino to get a shot at Jackpot

Jack’s casino dealers are not all prime. But, he gives better odds to get the daily Jackpot by revealing lot more numbers in the sequence in play. That way his Casino is much better than Cryptic ...
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1answer
613 views

Find the missing parking space number [duplicate]

Each space in this parking area is numbered. The parked car covers one of the numbers. What is the number? For reference, the parking numbers are $16,06,68,88,X,98$ where $X$ is the hidden number.
3
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1answer
119 views

Find the first three terms of the sequence

Find the missing values in the sequence: $X, X, X, 59, 2, 65, 3, 58, 9, 79, 3, 23$ Hint 1: Hint 2:
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1answer
327 views

Find the next term

Here, we have a sequence. 0 , 15 , 23 , 155 , 287 , 539 , 767 , ? Can you find the next element ? HINT 1 HINT 2 HINT 3
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3answers
152 views

Find the next three terms in the sequence

This sequence consists of triplets; each triplet is linked to each other. $1,36,8,2,48,4,3,60,0,\text{X},\text{X},\text{X}$ The three $\text{X}$'s signify the missing numbers.
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0answers
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Find the next terms in this sequence. 4,82,1

Find the next few terms X, X, X. in this sequence Give your reasoning 4, 82, 1, 14, 84, 88, 0, 82, 81, 22, 12, X, X, X
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5answers
1k views

Long digital sequence. 16xxxxxxxxxxxxx61

Find the digital key and very simple method to unlock the long digital sequence 16xxxxxx61 Additional clues: Eeryday one clue will be given till problem is solved Day 1: Bounty Day 2: My code is ...
4
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1answer
157 views

How to articulate the answer to the 82k sequence riddle

I have found the quintessential you-won't-find-it-if-you-don't-know-it question: Question: "What is the next element of this sequence: 2,3,4" Answer: Short explanation: Long explanation & ...
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1answer
314 views

Fill The grid - 3.0

Can you fill this grid ? Version ($\pi$) In text: ?14516 243748 120581 17186? 01?857 HINT 1 HINT 2 HINT 3
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1answer
148 views

Fill the grid - 2.0

Can you fill this grid ? (Version 2.0 ) Text version 714523 191303 165088 213443 573211 91?12?

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