12 Days of Christmas
880
Abundant Numbers
756
Abundant Numbers (Long)
869
Arabic to Roman
718
Arithmetic Numbers
905
Arrows
323
Ascending Primes
434
ASCII Table
696
Billiards
799
brainfuck
654
Card Number Validation
672
Catalan Numbers
927
Christmas Trees
768
Collatz
892
CSS Colors
385
Cubes
488
Day of Week
962
Diamonds
615
Divisors
979
Emirp Numbers
752
Emirp Numbers (Long)
631
Evil Numbers
891
Evil Numbers (Long)
849
Factorial Factorisation
547
Farey Sequence
816
Fibonacci
932
Fizz Buzz
973
Foo Fizz Buzz Bar
982
Fractions
971
Gijswijt’s Sequence
625
Happy Numbers
974
Happy Numbers (Long)
789
Intersection
793
Inventory Sequence
877
Leap Years
845
Levenshtein Distance
599
Leyland Numbers
859
ln 2
963
Look and Say
628
Mandelbrot
700
Niven Numbers
933
Niven Numbers (Long)
848
Number Spiral
246
Odious Numbers
908
Odious Numbers (Long)
845
Ordinal Numbers
828
Partition Numbers
518
Pascal’s Triangle
875
Pernicious Numbers
794
Pernicious Numbers (Long)
945
Prime Numbers
956
Prime Numbers (Long)
971
Recamán
821
Scrambled Sort
892
Set
790
Sierpiński Triangle
759
Smith Numbers
563
Tic-tac-toe
528
Tongue-twisters
771
Topological Sort
564
Transpose Sentence
692
United States
282
Van Eck Sequence
869
Zeckendorf Representation
770
π
453
τ
443
φ
734
√2
972
𝑒
970