Questions tagged [number-sequence]

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

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2answers
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Is there any pattern involved in the following sequence? [closed]

Consider the numerical sequence $$800,1600,4800,6400,12000,6400, \cdots.$$ Is there any pattern involved in this sequence? I am very curious to know that. This puzzle is from a FlipKart Daily Quiz. ...
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1answer
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Complete my number sequence

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

What number completes this sequence?

What number completes this sequence please? 1, 2, 68, 14, 21, 89, 49, 56, 37, 95
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6answers
634 views

Find the next Number? [closed]

Find out the next number in the following Series 5 , 7 , 12 , 13 , 9 , ? . Hint: Square root.
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3answers
380 views

Next number in Sequence? [closed]

What is the next number in the sequence: 1 4 23 25 26 ? Also, could you answer the logic that goes with it.
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3answers
625 views

The first term of the 100th line? [closed]

In the following arrangement what would be the first number in 100th line? 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
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1answer
213 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
437 views

A sequence to continue, if you know how

What's the next number in this finite sequence? 3, 3, 3, 3, 5, 2, 3, 3, 3, 2, 4, 2, 2, 3, 2, 3, 5, 3, 4, 4, 4, 3, 3, 1, 3, 5, 4, 5, 2, 3, 5, 2, 3, 3, 1, 4, 3, 1, 4, 2, 3, ? Hint added later: Hint ...
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1answer
97 views

Complete the sequence if a specific pattern is followed [closed]

1, 4, 9, 18, 35, _ Find the next number if the occurence of numbers follows a specific order
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1answer
630 views

Missing Number Question

Source : Briddles.com Find the missing number
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2answers
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Find the missing number in the series: 253, 495, 143,?

Find the missing number in given series: $253, 495, 143, ?$ $152$ $105$ $903$ $374$ Okay, so I'll tell you what I could do: The first number is $16^2-1$ third number is $12^2-1.$ Moreover, the ...
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1answer
209 views

How to solve this puzzling?

20190309,245111132328,331508165892,51222189610023,? A friend of mine gave me this number puzzling but I have no idea what is the logic. Does anyone know how to solve?
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1answer
589 views

Solve the puzzle to complete the sequence

Solve the puzzle with the logic, what should the missing number in the last sequence I found this on Facebook, and I don't know where it came from.
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1answer
202 views

What is the next number in the integer sequence?

What is the next number in the following sequence? 25 27 30 34 39 45 52 60 69 79 69 60 52 45 39 34 30 26 22 18 82 78 74 70 66 67 64 60 65 80 ?
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1answer
172 views

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

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

Are they buffalos? No, they're something slightly different [closed]

Given the numeric sequence: 344865 78930 136275 152340 Is the next number in the sequence: a) 82770 b) 340545 c) 271125 d) 75060 The title is, as always, a hint. Here's another: EDIT: Changed ...
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1answer
352 views

The Number Puzzle

Given the following four patterns: 12 34 8 -> 18 344 21 65 -> 21 234 345 1 -> 39 6734 1 8 -> 80 Then: 1 3 5 -> ??
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1answer
62 views

What's the next number in the following number sequence?

The sequence is: 138, 29, 1, 382, 913, 8, X Possible answers: a) 9 b) 2 c) 3 d) 12 Note: This question is not mine and it was asked as an IQ question by a teacher.
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1answer
257 views

How fast can you solve it?

Here's a quick and easy one: What comes next in this sequence? 6 2 5 5 4 5 6 3 7 ?
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1answer
100 views

What does this sequence of numbers represent?

1, 2, 4, 7, 11, 16, 22, 29, 37, 46, 56 There is one specific answer I'm looking for, but you could come up with other things that logically work out.
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1answer
93 views

Formulating sequences in particular ways

Let's have the following sequences: 772,6772,59404,521092,? 298,2614,22930,201142,? What comes next, where the question marks are?
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1answer
265 views

UNKNOWN CIPHER - NEED HELP DETERMINING (SOLVING)

I am trying to figure out how to decrypt and also re-encrypt potentially the following, meaning that i could write a random text string and it would generate that encryption and also decrypting it ...
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1answer
1k views

Continue the number sequence: 1, 2, 4, 5, 6, 9, 10, 11, 15, 20,

I can see that the length of each missing subsequence is greater by one than the length of the previous one. But I can't figure out how to determine its start number.
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1answer
7k views

What is the next number and why? - 11,21,1112,… [duplicate]

Simple logic question, what is the next number and why? 11, 21, 1112, 3112, 211213, 312213, 212223, 114213, ?
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4answers
504 views

What is the missing number and pattern in this sequence?

The puzzle has already been solved but you can still try it just for fun without looking at the posted correct answer. What is the missing number in the following sequence?: 0, 4, 10, 32, ?, 317 .....
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1answer
432 views

Math sequence puzzle

Complete the sequence: 5928 1411 9909 1882 5419 ... It doesn't seem like a simple polynomial fit will work, I have tried the difference method and the quotient method. Any hint would be appreciated. ...
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2answers
285 views

Next number in the sequence?

What is the next number in this sequence? 0, 6, 12, 19, 27, 35, 45, 54, 63, ? Good luck! HINT:
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1answer
92 views

Strange? Primes and Palindromes have no business being in this Place?

$1$ $1$,$2$ Good easy start $1$,$2$,$4$ As expected $1$,$2$,$4$,$8$ I know it is going to be easy $1$,$2$,$4$,$8$,$16$ why is he giving this? I got it! $1$,$2$,$4$,$8$,$16$,Prime ...oops!.....
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1answer
372 views

Find the number and the trend?

I was raised this question in my PSA exam and I am still not able to find the answer.The question reads:: Find the number to replace the "???" in the given box and the trend used to find it either row-...
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1answer
151 views

Number puzzle! Find “?”

Replace the question marks. 1, 1, 2, 3, 6, 7, ?, 11, 14, 19, 20, ?
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1answer
475 views

Finish The Pattern

Please note I realize there could be many "correct answers" but I'm looking for a specific one. 1, 3, 5, 4, 2, 7, 6, 8, 9, 3, 4, 5, 8, 2, 9, 3, 5, 2, 42, 35, 42, 52, 55, 52, 109, 85, 120, ?, ?, ? ...
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2answers
182 views

Guess the number sequence #2

What's the next number in the sequence and what is the link? 1 | 5 | 10 | 25 | 50 | 100 | 200 | 500 | 1000 | 2000 | 5000 | ?
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1answer
417 views

Complete the numerical sequence

Complete the following sequence: \begin{align} 0 \quad&\quad 1&2&\quad\quad3&4&\quad\quad5&6&\quad\quad7&8\\ \hline\\ 1\quad&\quad3&7&\quad\quad12&23&...
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3answers
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Elementary Number pattern [closed]

$$\begin{align} 4&\qquad6\\ &\,\diagdown\diagup\\ &\;\;\,8\\ \\ 6&\quad\;\;18\\ &\,\diagdown\diagup\\ &\;\,27\\ \\ 10&\quad\;\;\,16\\ &\diagdown\diagup\\ &\;\;x\\ \...
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2answers
237 views

What is the next number in the sequence and why?

7 4 11 2 14 5 18 3 21 ? Find the next number in the sequence?
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2answers
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The next term is?

A sequence of integers between 0 and 9 is as follows: 5, 8, 1, 0, 1, 8, 6, 2, 4, ? What is the next term? Hint:
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10answers
963 views

SafeCracker #3 - We've Been Blocked [closed]

Our Last Safe To Conquer Ok, team, this one might give us a little trouble. Nothing we can't handle though... let's go... This safe model is "The NevaCrak 9000" - the most secure safe there ...
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3answers
218 views

A rectangle of numbers

Six numerals and two ? symbols are arranged in a $2\times4$ rectangle. ? ? 8 9 5 6 2 3 Apparently, either one or two different symbols are needed to replace the ...
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3answers
217 views

What number continues the sequence?

What number continues the sequence? 1 2 4 8 16 31 ? Hint:
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2answers
212 views

Can you find the pattern to this number sequence?

The sequence is $1, 4, 16, 27, 256, 3125, 46656, 65536, 823543, 16777216, 387420489, 10000000000, 285311670611, 7625597484987, 8916100448256$ Can you figure out the pattern to this sequence of ...
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3answers
593 views

Number puzzle: 4 is to 1, as 12 is to 2, as 86 is to ___? [closed]

I came across this puzzle and can't figure it out. 4 is to 1, as 12 is to 2, as 86 is to ___? I wish I could clarify the question but this was the way it was presented without further clues or ...
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3answers
953 views

What's the Next number in series #3? [closed]

Find out the next number in following Simple series, 15, 55, 120, 210, 325, ?, ? Note: Question has many solutions.
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3answers
4k views

which number stands out the most in the given series? [closed]

5, 11, 17, 23, 29, 41 Please note that I don't have an answer to this problem. I thought of 2 possible answers, a) 5 - it is the only single digit number in the sequence. b) 41 - all other ...
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2answers
122 views

Mathematical sequence puzzle

Bob is trying to crack a puzzle. He finds this numerical sequence: 9056, 528, 64 What should he input after 64?
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2answers
534 views

Solve the numeric sequence

I've thrown together some fun sequences to stretch your brains out! You can feel free to provide as many additional members of the sequence as you'd like, but mostly I'm looking to see if you can ...
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1answer
93 views

solve it if you can [closed]

n = 11, j = 1, s = 9, m = ? If you solve it you are a genius.
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1answer
123 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? $19$, $17$, $13$, $?$, $?$, $3$, $2$
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1answer
578 views

What's the pattern?

I went to a library and found a book which contained puzzles. I found this puzzle, and decoded it. I showed it to my friends, and they couldn't figure out. I then posted it on this website... Find ...
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1answer
240 views

What’s the next number in the sequence?

I have a numeric sequence: 1,4,5,5,7,9,9,6,6,11,13,11,? What is the next number in the sequence and what pattern does the sequence follow? This sequence has to do with prime numbers and the sequence ...
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1answer
140 views

The unthinkable sequence

To correctly answer this question, I would like you to include the next 5 numbers of this sequence and also tell me why they are the correct numbers. 3, 4, 8, 9, 14, 23, 25, 31, 36, ?, ?, ?, ?, ? I ...