12 Days of Christmas
887
212
99 Bottles of Beer
590
Abundant Numbers
749
Abundant Numbers (Long)
889
Arabic to Roman
640
Arithmetic Numbers
865
Arrows
538
Ascending Primes
239
ASCII Table
596
brainfuck
631
Card Number Validation
378
Catalan Numbers
503
Catalan’s Constant
43
69
91
Christmas Trees
132
360
693
526
Collatz
805
912
808
Cubes
26
33
892
Day of Week
823
Diamonds
494
Divisors
905
Emirp Numbers
617
Emirp Numbers (Long)
681
Emojify
293
Evil Numbers
770
Evil Numbers (Long)
754
Farey Sequence
20
Fibonacci
952918
542928981
986
924
Fizz Buzz
139
47701
977
951
Foo Fizz Buzz Bar
835
755
Forsyth–Edwards Notation
675
Fractions
552
Gijswijt’s Sequence
54
Happy Numbers
759
629
Happy Numbers (Long)
862
Intersection
647
Inventory Sequence
8
20
473
ISBN
728
Kaprekar Numbers
285
Kolakoski Constant
39
71
Kolakoski Sequence
772
Leap Years
847
Leyland Numbers
724
ln 2
58
Look and Say
712
Lucky Numbers
663
N Queens
205
Niven Numbers
921
Niven Numbers (Long)
857
Number Spiral
130
247
390
Odious Numbers
768
Odious Numbers (Long)
766
Ordinal Numbers
563
PalindromemordnilaP
876
430
Pangram Grep
708
Partition Numbers
120
Pascal’s Triangle
711
Pernicious Numbers
686
Pernicious Numbers (Long)
765
Polyominoes
70
53
Prime Numbers
560
173634339
261
892
575
Prime Numbers (Long)
951
Quine
178
890
674
Recamán
693
Reverse Polish Notation
325
Rijndael S-box
156
253
Roman to Arabic
545
ROT13
830
Rule 110
447
Sierpiński Triangle
424
Smith Numbers
399
Tic-tac-toe
280
Tongue-twisters
515
United States
327
Vampire Numbers
709
Van Eck Sequence
551
γ
46
74
λ
508502492505
165200155177231510109
161491159172251
π
474
τ
464
φ
698
√2
707
𝑒
521