12 Days of Christmas
917
788
24 Game
390
99 Bottles of Beer
717
Abundant Numbers
818
Abundant Numbers (Long)
860
Arabic to Roman
527
Arithmetic Numbers
805
Arrows
477
Ascending Primes
805
ASCII Table
617
606
Billiards
524
brainfuck
425
632
Card Number Validation
803
Catalan Numbers
603
Catalan’s Constant
576
Christmas Trees
788
Collatz
761771401
894825716
968
725
CSS Colors
211
Cubes
428
Day of Week
666
Diamonds
691
Divisors
413
872
Emirp Numbers
516
Emirp Numbers (Long)
631
Emojify
516
Evil Numbers
749
Evil Numbers (Long)
521
748
Factorial Factorisation
840
Farey Sequence
469
Fibonacci
876
842756719
981
866
Fizz Buzz
989
Foo Fizz Buzz Bar
572
Fractions
705
Gijswijt’s Sequence
560
Happy Numbers
595
Happy Numbers (Long)
687
Intersection
706
Inventory Sequence
705
ISBN
850
Kolakoski Constant
68
Kolakoski Sequence
528
Leap Years
587
979
Levenshtein Distance
626
Leyland Numbers
75
ln 2
919
950
Look and Say
877
Lucky Numbers
583
Mandelbrot
818
Morse Encoder
567
N Queens
69
Niven Numbers
973
Niven Numbers (Long)
842
Number Spiral
265
Odious Numbers
434
763
Odious Numbers (Long)
760
Ordinal Numbers
909
Pangram Grep
573
Partition Numbers
616
Pascal’s Triangle
792
Pernicious Numbers
609
Pernicious Numbers (Long)
508
Prime Numbers
827
597
897
872
Prime Numbers (Long)
766
890
Quine
1,000
866
Recamán
914
Repeating Decimals
502
Reverse Polish Notation
755
Reversi
724
Rijndael S-box
530
266
838
Roman to Arabic
529
ROT13
800
Rule 110
748
SI Units
351
Sierpiński Triangle
573
Smith Numbers
587
Spelling Numbers
527
Tic-tac-toe
927
Time Distance
497
Tongue-twisters
556
Topological Sort
642
Transpose Sentence
786
United States
416
Vampire Numbers
610
Van Eck Sequence
553
Zodiac Signs
668
γ
671
λ
297
183
π
66984961199978100981156753436283915665481327713727642512615183229
1011341601732574505056793818865813834220313569253108132111144
τ
655
783
φ
689
901
√2
923
737
𝑒
693
960
699