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# Questions tagged [sequence]

A puzzle about sequences of symbols, elements, or other objects.

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179 views

### Find the hidden initials and explain what means

TO, PD, FP, FCA, M, ? They can be anything from sports to instruments but it is difficult to consider the hidden sequence.
224 views

### Find the number that does not fit into the pattern shown below

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 12 34 56 78 910 1112 1314 1516 1718 1920 2122 2324 2526 2728 2930 3132 3334 3536 Each row forms a set which implements a pattern. The two patterns ...
98 views

### Complete this sequence of images

This is a sequence of images. The fourth image is blank. Replace the question marks.
707 views

### Which Numbers Replace the Question Marks?

Can you find out what the numbers below have in common? Can you figure out what comes next? ...
636 views

### Several IQ test puzzles

Here are some fun puzzles I would like to know the answers and explanations for. Enjoy! Source. 1. 2. 3. 4. 5.
420 views

### An original non-recursive sequence

16, ?, 19, ?, ?, 15, 16, 9, ?, ?, 14, ?, ?, ?, ?, 1 According to my measure, this sequence is more original than that of Fibonacci. Replace the question marks with the missing numbers.
682 views

### Find the element that does not fit the pattern

These 12 elements form a set with a certain pattern, but there is one element that does not fit. Which one is that? HINT HINT 2
201 views

### Dots in Squares

What pattern could be placed in the last square to complete the sequence? This image from https://drive.google.com/file/d/1W0A2E2GIwi6mq9b94FzA7PhfXCae-VPB/view originally created by Daniel ...
607 views

### Basically Binary but Boldly Baffling

Another image sequence puzzle inspired by @Conifers, enjoy ;D Colorblind-friendly version Clarification: one or more tag(s) has been deliberately omitted to enhance the difficulty. Hints 1 ...
171 views

### A simple twist on a classic puzzle

Given this sequence: 0, 4, 84, 212, 1940, 358036, 14113428, 127377044 What is the next item? Hint:
192 views

### 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. ...
132 views

### Figure out the pattern

$0,4,8,21,52,65,96$ Given this set of numbers figure out the pattern they follow and write down the next seven numbers in the sequence. Hint:
183 views

### Haselbauer-Dickheiser Test no. 1: Matrix problem with four dots and tiles shifting colors [closed]

This problem is the first problem from the Haselbauer-Dickheiser Test. I find this to be one of the harder problems on the test that I haven't solved. To me, the test is weird in the sense that it ...
275 views

### 2 hard IQ questions

Can someone please help me to find the answers and the logic behind the 2 questions below? The questions are from the test taken from the website: http://www.iq-brain.com/example/1 I could solve ...
240 views

### A Pixelated Sequence - Find the Continuation

A late question inspired by Finger sequence – find the continuation How should the grid above the '10' be coloured?
294 views

### Can you find the next number in the following series?

Replace the question mark with the next number. 14, 1, 13, 0, 23, 21, ?
173 views

### Find the next number in the following sequence [Mind bender]

I came across this sequence in the paper: 109080, 12123, 1350, 153, ? What could be the next number? And what is the pattern that connects these numbers? Dividing a term by the next term leads to a ...
207 views

### Find the missing element?

I've been trying to solve this for quite some time, can you help me solve it? This puzzle was made by one of my friend's teachers. This is not copyrighted and cannot be found anywhere on the internet. ...
248 views

### Finger sequence – find the continuation

Pick the correct continuation for the sequence. Options: Hint:
389 views

### A fortified nonogram

This puzzle is part 21 of Gladys' journey across the globe. Each part can be solved independently. Nevertheless, if you are new to the series, feel free to start at the beginning: Introducing Gladys. ...
201 views

### What's the next letter?

Can you determine which letter comes next? In text U R R R A U ? HINT 1
88 views

### Flea on infinite chessboard jumping with irrational vector eventually changes square color [closed]

Question from Engel's Problem Solving Strategies: An infinite chessboard consists of $1 \times 1$ squares. A flea starts on a white square and makes jumps by $\alpha$ to the right and $\beta$ upwards, ...
310 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
147 views

### Fill the grid - 2.0

Can you fill this grid ? (Version 2.0 ) Text version 714523 191303 165088 213443 573211 91?12?
2k views

### Shapes and letters. What is the missing box?

Finally, someone has figured it out. Good job.
2k views

### 20 cards facing down

You have a row of $20$ cards facing down. A 'move' consists of the following actions performed in sequence: Pick a face-down card and flip it face-up If there is one, also flip the next card on ...
177 views

### What will be next at the bottom row and why?

There is a stack made of 6 squares. As you can see there are yellow squares between red ones. The question is what will be the next row like? And why?
357 views

### It comes full circle

Top, Middle, Bottom, Double-Right; Double-Right; Up Left, Middle, Double-Right; Double-Right; Top, Middle, Bottom, Up Left, Down Right; Top, Middle, Bottom, Up Left, Double-Right; ??? What would ...
81 views

### Double or Halve Riddle [closed]

You start off with a \$100 pool. Every second, your pool doubles in value with probability$p$or gets cut in half with probability$1-p.\$ If you drop below 98.76543210¢ at any point, you lose and the ...
61 views

### Next number in the following sequence [closed]

1, 2, 3, 5, 8, 13, 21, and so on. Find the next digit.
279 views

### Find the next number in the series

Can you find the next number in the following series ? 2 , 0 , 3 , 5 , 25 , 119 , ?
140 views

### Finish the sequence (hopefully not too easy)

This is a number sequence. Can you guess the right answer? GOOD LUCK :) 0,1,2,4,14,21.... Can you guess the next 4 numbers?
16k views

No idea why my dad dragged me into this place. Some guy is performing on the stage. He's reading numbers out loud. I think it's some kind of a sequence puzzle. 1... 8... 9... 16... 17... ...
372 views

### Find the missing shape in this grid

What shape should go in the empty square?
435 views

### I shouldn't have asked him.. again

My roommate (rm) always looks busy in front of his laptop, so I try to start talking to him Me: Hi, the last time we talked you told me your favorite book, and I like your taste! it's a very good ...
112 views

### A Sequence Riddle [duplicate]

Here is a list of numerical sequences: 1, 3, 5, 4 2, 3, 5, 4 3, 5, 4 4 5, 4 6, 3, 5, 4 ...and so on. (1 is 3 and 2 is 3, but 1 is not 2 and 2 is not 1. The same rule applies to every number in the ...
177 views

### Trees and dates

A friend of mine in Sydney, Australia, asked for help in explaining these stones. I don't know if this is really a puzzle, but he's definitely puzzled. In one of our local parks someone has put ...
123 views

### Figure sequence 2 [closed]

Can somebody explain why C is the correct answer?
152 views

### Can anyone find the next character

Question: Options: Patterns for you to copy paste: ╟ ╢ ╠ ╣ ╤ ╧ ╥ ╨ ╦ ╩ ┘ ╜ ╛ ┐ ╖ ╕ ╙ ╘ ┌ ╓ ╒
654 views

### Had some real trouble with this logical sequence today [duplicate]

Reasonably sure I didn't get the job, but this particular part of their test really baffled me. The numbers of angle brackets in each row and column should probably add up to ten, so the missing ...
145 views

### Figure sequence

I have no clue how to solve this figure sequence. I do not see a pattern in the outer and inner figure.
153 views

### Help with a puzzle from an old book

I found a very nice puzzle from a old book written in Spanish. I got stuck after a few hours, the only possible solution I found was that the numbers inside the circle have a kind of succession. For ...
4k views

### Find the missing number (triangle)

Find the missing number (triangle) Options: 9 8 7 10 Please write the logic also.
300 views

### What is the next?

1 3 5 2 4 ? some numbers are given, it seems so obvious? FYI: the answer is not 6. what is the next? the answer is not a number.
183 views

### Computer sequence

You have created a computer, but it is not working, only printing sets of 4 characters in a sequence. If you can predict the next 3 sets, then you can restart the computer and set it up so you can ...
2k views

### mensa sample iq-test question

I found these in a sample iq-test for mensa. Any ideas?
183 views

### Another pattern puzzle with a twist…well, not quite so

What are the next two terms of the following crazy sequence: I, h, 6, 9l, 52, 9E, 6h, __, __ ?
97 views

### Find the correct figure

I am seriously stuck here. According to my opinion: the columns do not provide any information. So the rows need to be checked. The semi circles seem either to combine or cancel arrows. I am clueless.