12 Days of Christmas
858
893
24 Game
532
99 Bottles of Beer
752
Abundant Numbers
842
Abundant Numbers (Long)
895
Arabic to Roman
576
Arithmetic Numbers
836
Arrows
515
Ascending Primes
857
ASCII Table
646
745
Billiards
668
brainfuck
447
799
Card Number Validation
850
Catalan Numbers
631
Catalan’s Constant
604
Christmas Trees
814
Collatz
809
829430
929872754
1,000
883
CSS Colors
245
Cubes
556
Day of Week
703
Diamonds
721
Divisors
432
891
Emirp Numbers
606
Emirp Numbers (Long)
664
Emojify
511
Evil Numbers
771
Evil Numbers (Long)
560
780
Factorial Factorisation
884
Farey Sequence
496
Fibonacci
889
868785750
1,000
878
Fizz Buzz
1,000
Foo Fizz Buzz Bar
630
Fractions
741
Gijswijt’s Sequence
589
Happy Numbers
747
Happy Numbers (Long)
721
Intersection
800
Inventory Sequence
743
ISBN
892
Kolakoski Constant
71
Kolakoski Sequence
556
Leap Years
622
1,000
Levenshtein Distance
760
Leyland Numbers
78
ln 2
956
1,000
Look and Say
909
Lucky Numbers
612
Mandelbrot
930
Morse Encoder
486
N Queens
79
Niven Numbers
1,000
Niven Numbers (Long)
877
Number Spiral
281
Odious Numbers
444
787
Odious Numbers (Long)
796
Ordinal Numbers
943
Pangram Grep
596
Partition Numbers
654
Pascal’s Triangle
825
Pernicious Numbers
630
Pernicious Numbers (Long)
529
Prime Numbers
875
634
923
889
Prime Numbers (Long)
821
927
Quine
1,000
893
Recamán
944
Repeating Decimals
616
Reverse Polish Notation
814
Reversi
896
Rijndael S-box
800
325
843
Roman to Arabic
552
ROT13
913
Rule 110
781
SI Units
640
Sierpiński Triangle
598
Smith Numbers
619
Spelling Numbers
911
Tic-tac-toe
987
Time Distance
728
Tongue-twisters
849
Topological Sort
709
Transpose Sentence
850
United States
471
Vampire Numbers
715
Van Eck Sequence
581
Zodiac Signs
864
γ
794
λ
484
567
π
71753921021301108410610612473624566901006369511468514933672714016385731
10814717819125945254641074721167714966422214785281117145123162
τ
704
816
φ
732
943
√2
963
754
𝑒
725
1,000
716