12 Days of Christmas
366
24 Game
272
99 Bottles of Beer
411
Abundant Numbers
793540
750
Abundant Numbers (Long)
821
Arithmetic Numbers
730
Catalan Numbers
836
Christmas Trees
724
Collatz
727793
CSS Colors
95
Cubes
384
Diamonds
470
Divisors
742
911926
Emirp Numbers
237414
503
Emirp Numbers (Long)
479
Emojify
415
Evil Numbers
437
872
Evil Numbers (Long)
848
Factorial Factorisation
525
Farey Sequence
351
Fibonacci
670
786
933
Fizz Buzz
593986
890
Foo Fizz Buzz Bar
781
Fractions
585
Gijswijt’s Sequence
272
Happy Numbers
593
Happy Numbers (Long)
737
Inventory Sequence
790
Kolakoski Sequence
267
756654
Leap Years
828818
Leyland Numbers
810
ln 2
731
Look and Say
632
Lucky Numbers
562
650
Mandelbrot
554
Morse Decoder
253
Morse Encoder
260
N Queens
397
Niven Numbers
379
933
Niven Numbers (Long)
879
Odious Numbers
439
849
Odious Numbers (Long)
845
Ordinal Numbers
626
Pangram Grep
768
Pascal’s Triangle
838538
Pernicious Numbers
763
Pernicious Numbers (Long)
843
Prime Numbers
768401
912
Prime Numbers (Long)
950
Quine
946
Recamán
391
752
Reverse Polish Notation
745
Seven Segment
376
420
Sierpiński Triangle
391
508
Tic-tac-toe
400
Tongue-twisters
328
Trinomial Triangle
695
Vampire Numbers
95
605
Van Eck Sequence
729
π
74
𝑒
600