33 Can the number be split into powers of 2? 2018-10-11T07:24:38.613
33 Is this n-speak? 2019-08-12T10:03:27.120
32 Validate Random Die Tippers 2016-12-21T13:47:13.620
32 Superior Passtimes 2017-03-15T17:56:00.560
32 Is it true? Ask Jelly! 2017-03-18T17:25:56.480
32 I'm thinking of a number (Cop's Thread) 2017-08-28T17:14:25.093
32 Microgravity Ball 2017-08-30T03:42:57.170
32 Finding Snakes in a Matrix 2017-09-25T02:07:06.660
32 Finite tilings in one dimension 2017-11-09T17:20:56.400
32 Different ways of defining primes 2017-11-24T20:24:47.800
32 Equal, sum or difference! 2019-01-16T15:58:22.997
32 Who will win the election? 2019-01-22T16:31:33.203
31 Recognize a vine 2016-05-31T14:12:50.520
31 Is it a Bumpy Word? 2016-09-12T13:57:49.383
31 Can I sweep the mines? 2016-12-03T18:50:03.287
31 Am I a Self Number? 2018-03-22T08:33:07.683
30 Check whether an integer is a power of 2 without using +,- operations 2014-01-04T14:09:11.380
30 Can I restack the buckets? 2017-08-04T07:44:38.167
30 Primality testing formula 2018-08-10T02:16:15.617
30 Number that can eat itself 2018-12-07T07:42:58.773
30 Is it a Munchausen Number? 2019-05-08T16:40:48.173
29 Word Search Puzzle 2014-09-18T14:35:27.910
29 Dutch Burgerservicenummer (BSN) eleven-test 2016-12-08T08:15:32.233
29 Staircase numbers 2017-07-01T14:44:24.527
29 Chicken McNugget Numbers 2017-07-16T18:05:34.523
29 Is it a Sphenic Number? 2017-07-23T15:13:59.473
29 Stackable sequences 2017-10-01T22:35:06.100
29 Is It Mountainous? 2018-02-03T23:06:36.560
29 Fridge magnet substitution 2018-05-15T07:15:33.260
29 Am I not good enough for you? 2019-03-12T02:41:31.763
28 Heterograms, Palindromes, oh my! 2015-09-24T14:36:21.493
28 Is this a Smith number? 2016-09-02T14:27:24.987
28 Is it an Odd Word? 2016-09-20T17:50:13.303
28 Detect ASCII-art windows made of M and S characters 2017-01-08T05:49:45.603
28 Disconnect 4 bits 2017-03-01T04:54:30.500
28 Hexagonal adjacency 2017-08-09T21:50:37.663
28 Pristine Bit Checking 2019-04-08T06:58:06.447
28 Letter Boxed validator 2019-04-15T10:41:04.950
27 Is the pizza fair? 2015-08-30T14:22:01.893
27 Sums of prime factors 2015-12-18T22:12:05.563
27 Matching Adjacent Words 2016-01-25T02:40:42.757
27 Numbers with Rotational Symmetry 2016-04-15T19:31:47.397
27 Can Gravity Guy Make It? 2016-04-22T05:56:01.217
27 Can the number reach 1 by repeatedly subtracting the largest prime less than it? 2016-09-11T12:14:56.830
27 Primenary Strings 2016-11-06T12:01:02.580
27 Is it an OVSF code? 2017-01-10T20:21:47.663
27 Does the sum of 2 numbers in the list equal the desired sum? 2017-05-16T11:58:47.293
27 Is it a Chen prime? 2017-07-10T11:54:59.060
27 Is this a three-digit number ending in one? 2017-12-16T09:21:24.847
26 Help, I'm trapped in an infinite factory! 2015-08-16T10:58:42.243
26 Golf Me An OOP! 2015-10-17T23:27:50.880
26 Arranging arbitrary rectangles to fill a space 2016-10-21T02:52:55.343
26 Game of Life arrowslits 2017-03-07T15:46:47.437
26 Is this number an exact power of -2: (Very) Hard Mode 2017-04-06T16:06:52.750
26 Is it a weak prime? 2017-07-08T16:33:32.613
26 Is it a good 2048 board? 2017-08-01T01:53:16.100
26 Is it a whole number? 2017-11-18T03:09:18.727
26 Am I a 'Redivosite' Number? 2018-01-04T15:20:14.533
26 Three-Dimensional Chess 2018-03-20T21:41:35.160
26 Does this Set Represent a Natural Number? 2018-12-20T19:54:58.287
26 Integer Lists of Noah 2019-07-08T08:55:20.303
26 Can this village have a wedding? 2019-11-15T16:52:36.207
26 Egg, sausage, bacon and spam (lovely spam!) 2020-02-17T14:38:44.917
25 A Basic Pyth-like Syntax Checker 2015-03-15T14:44:00.653
25 #Hashtag_or_not 2016-07-18T11:08:40.170
25 PKCS#7 padding validation 2016-08-27T15:20:07.520
25 Uniquely removable subsequences 2016-12-05T09:38:17.950
25 Two roads diverged in a yellow wood (part 2) 2017-03-29T12:54:29.577
25 Am I a Cullen Number? 2017-06-17T20:10:02.633
25 Is it a Lynch-Bell number? 2017-07-04T11:39:21.003
25 Verify Topology 2017-07-23T17:51:43.343
25 Is it a Rubik's Cube? 2017-12-21T20:58:18.887
25 Traffic direction 2018-01-05T18:47:52.020
25 IP address or not? 2018-10-22T06:00:17.420
25 Is this Pascal's Matrix? 2019-03-18T21:08:55.917
25 Are my triangles similar? 2019-10-10T11:04:43.880
24 Magnanimous numbers 2017-06-27T15:15:29.650
24 Ain't no thang! ...or is it? 2017-11-21T07:07:26.073
24 Check if a string is entirely made of the same substring 2019-04-24T14:55:05.123
24 Who won a Game of Bar Dice? 2019-06-06T12:46:31.390
24 Can Jimmy escape the ghosts? 2019-10-28T08:54:50.097
23 Can you handle the pub? 2015-11-12T19:41:23.130
23 Where are Champernowne's zeroes? 2016-08-28T13:09:50.367
23 Test if a string can be made with substrings! 2017-04-27T23:13:29.207
23 Is it a Cactus? 2017-05-14T18:50:48.463
23 Do I have a prime twin? 2017-07-24T05:41:59.467
23 Will Mario fall into the Shrinking Satellite? (Diagram added) 2017-08-02T22:42:23.730
23 Can I Settle Down? 2017-09-04T16:31:26.383
23 Does a letter fit inside the other? 2017-12-20T08:21:01.597
23 Can this list be balanced? 2017-12-20T15:25:37.880
23 Square Triangles 2018-01-11T16:05:43.593
23 A Semi-palindrome Puzzle 2018-10-15T15:25:54.567
23 Is this number secretly Fibonacci? 2018-10-29T16:59:31.240
23 Is this platform game level winnable? 2019-12-02T23:45:14.757
23 10-pin bowling split spare 2020-02-11T07:11:26.640
22 Commutation of 27 functions 2016-03-24T18:35:16.450
22 Split a grid into a grid 2017-01-23T07:37:25.337
22 Safety in numbers 2017-03-25T09:50:41.580
22 Reverse and add degeneracy 2017-04-24T00:59:07.067