12 Days of Christmas
864
Abundant Numbers
757
Abundant Numbers (Long)
884
Arabic to Roman
718
Arithmetic Numbers
905
Arrows
323
Ascending Primes
434
ASCII Table
697
Billiards
797
brainfuck
642
Card Number Validation
672
Catalan Numbers
927
Christmas Trees
767
Collatz
892
CSS Colors
385
Cubes
487
Day of Week
962
Diamonds
614
Divisors
979
Emirp Numbers
752
Emirp Numbers (Long)
623
Evil Numbers
891
Evil Numbers (Long)
848
Factorial Factorisation
547
Farey Sequence
744
Fibonacci
932
Fizz Buzz
973
Foo Fizz Buzz Bar
981
Fractions
970
Gijswijt’s Sequence
624
Happy Numbers
974
Happy Numbers (Long)
789
Intersection
793
Inventory Sequence
878
Leap Years
845
Levenshtein Distance
600
Leyland Numbers
859
ln 2
964
Look and Say
628
Mandelbrot
701
Niven Numbers
933
Niven Numbers (Long)
848
Number Spiral
246
Odious Numbers
908
Odious Numbers (Long)
845
Ordinal Numbers
827
Partition Numbers
517
Pascal’s Triangle
875
Pernicious Numbers
795
Pernicious Numbers (Long)
946
Prime Numbers
956
Prime Numbers (Long)
971
Recamán
822
Scrambled Sort
893
Set
757
Sierpiński Triangle
758
Smith Numbers
562
Tic-tac-toe
528
Tongue-twisters
771
Topological Sort
564
Transpose Sentence
692
United States
282
Van Eck Sequence
870
Zeckendorf Representation
770
π
453
τ
443
φ
734
√2
972
𝑒
970