12 Days of Christmas
902
24 Game
28
99 Bottles of Beer
771
Abundant Numbers
691
Abundant Numbers (Long)
709
Alphabetic Numbers
169
Arabic to Roman
554
Arithmetic Numbers
800
Arrows
341
Ascending Primes
228
ASCII Table
611
Calendar
401
Card Number Validation
447
Catalan Numbers
10
Catalan’s Constant
68
Christmas Trees
766
Collatz
810
Continued Fractions
940
CSS Colors
788
Cubes
263
Day of Week
941
Diamonds
704
Divisors
640
Emirp Numbers
518
Emirp Numbers (Long)
544
Emojify
368
Evil Numbers
472
Evil Numbers (Long)
537
Factorial Factorisation
102
Farey Sequence
474
Fibonacci
711
Fizz Buzz
778
Foo Fizz Buzz Bar
571
Forsyth–Edwards Notation
462
Fractions
301
Gijswijt’s Sequence
28
Happy Numbers
291
Happy Numbers (Long)
319
Hexdump
274
Intersection
568
Inventory Sequence
17
ISBN
562
Kaprekar Numbers
219
Kolakoski Sequence
69
Leap Years
813
Leyland Numbers
741323
ln 2
42
Look and Say
445
Lucky Tickets
82
Mandelbrot
11
Medal Tally
550
Morse Decoder
321
Morse Encoder
305
Multitap Input
374
Niven Numbers
622
Niven Numbers (Long)
844
Number Spiral
416
Odious Numbers
444
Odious Numbers (Long)
491
Ordinal Numbers
470
PalindromemordnilaP
425
Pangram Grep
841
Partition Numbers
74
Pascal’s Triangle
606286
Pernicious Numbers
367
Pernicious Numbers (Long)
451
Polyominoes
43
Prime Numbers
683
Prime Numbers (Long)
577
Quine
293
Recamán
557
Repeating Decimals
367
Reverse Polish Notation
613
Roman to Arabic
414
ROT13
679
Rule 110
340
Scrambled Sort
577
Seven Segment
323
Sierpiński Triangle
299
Smith Numbers
54
Spelling Numbers
446
Star Wars GPT
658
Taxicab Numbers
520
Time Distance
510
Tongue-twisters
589
Topological Sort
209
Transpose Sentence
917
Trinomial Triangle
25
Ulam Sequence
424
United States
171
Van Eck Sequence
506
τ
53
√2
44
𝑒
38