12 Days of Christmas
379
24 Game
275
99 Bottles of Beer
411
Abundant Numbers
801544
753
Abundant Numbers (Long)
826
Arithmetic Numbers
748
Catalan Numbers
841
Christmas Trees
728
Collatz
756797
CSS Colors
95
Cubes
402
Diamonds
473
Divisors
749
933936
Emirp Numbers
239417
505
Emirp Numbers (Long)
491
Emojify
418
Evil Numbers
439
873
Evil Numbers (Long)
851
Factorial Factorisation
529
Farey Sequence
376
Fibonacci
675
790
935
Fizz Buzz
595989
891
Foo Fizz Buzz Bar
784
Fractions
585
Gijswijt’s Sequence
276
Happy Numbers
597
Happy Numbers (Long)
742
Inventory Sequence
796
Kolakoski Sequence
272
758665
Leap Years
831823
Leyland Numbers
817
ln 2
766
Look and Say
637
Lucky Numbers
574
657
Mandelbrot
555
Morse Decoder
257
Morse Encoder
265
N Queens
410
Niven Numbers
383
939
Niven Numbers (Long)
887
Odious Numbers
442
852
Odious Numbers (Long)
849
Ordinal Numbers
647
Pangram Grep
772
Pascal’s Triangle
842541
Pernicious Numbers
767
Pernicious Numbers (Long)
887
Prime Numbers
770401
913
Prime Numbers (Long)
953
Quine
947
Recamán
399
758
Reverse Polish Notation
774
Seven Segment
385
423
Sierpiński Triangle
399
514
Tic-tac-toe
404
Tongue-twisters
329
Trinomial Triangle
702
Vampire Numbers
97
613
Van Eck Sequence
732
π
74
𝑒
617