12 Days of Christmas
823
885
24 Game
505
99 Bottles of Beer
746
Abundant Numbers
822
Abundant Numbers (Long)
865
Arabic to Roman
556
Arithmetic Numbers
805
Arrows
496
Ascending Primes
807
ASCII Table
626
720
Billiards
618
brainfuck
428
768
Card Number Validation
805
Catalan Numbers
604
Catalan’s Constant
585
Christmas Trees
792
Collatz
775
779406
898829719
973
803
CSS Colors
231
Cubes
537
Day of Week
667
Diamonds
696
Divisors
413
872
Emirp Numbers
586
Emirp Numbers (Long)
632
Emojify
494
Evil Numbers
749
Evil Numbers (Long)
522
748
Factorial Factorisation
841
Farey Sequence
469
Fibonacci
876
845757721
981
866
Fizz Buzz
992
Foo Fizz Buzz Bar
587
Fractions
706
Gijswijt’s Sequence
561
Happy Numbers
723
Happy Numbers (Long)
691
Intersection
760
Inventory Sequence
706
ISBN
856
Kolakoski Constant
68
Kolakoski Sequence
537
Leap Years
603
980
Levenshtein Distance
716
Leyland Numbers
75
ln 2
897
952
Look and Say
877
Lucky Numbers
583
Mandelbrot
878
Morse Encoder
470
N Queens
74
Niven Numbers
977
Niven Numbers (Long)
846
Number Spiral
265
Odious Numbers
434
763
Odious Numbers (Long)
761
Ordinal Numbers
914
Pangram Grep
574
Partition Numbers
617
Pascal’s Triangle
793
Pernicious Numbers
609
Pernicious Numbers (Long)
508
Prime Numbers
827
609
897
872
Prime Numbers (Long)
773
890
Quine
978
862
Recamán
917
Repeating Decimals
574
Reverse Polish Notation
756
Reversi
842
Rijndael S-box
684
315
794
Roman to Arabic
532
ROT13
847
Rule 110
753
SI Units
622
Sierpiński Triangle
584
Smith Numbers
588
Spelling Numbers
853
Tic-tac-toe
938
Time Distance
710
Tongue-twisters
834
Topological Sort
647
Transpose Sentence
788
United States
458
Vampire Numbers
682
Van Eck Sequence
554
Zodiac Signs
814
γ
687
λ
475
514
π
69050849611996781001001156759436283915965481327713832642712611383230
1011341601732588505163984514465813859520313676254108132111
τ
678
784
φ
710
907
√2
930
740
𝑒
707
965
701