12 Days of Christmas
461
99 Bottles of Beer
598
Abundant Numbers
818
Abundant Numbers (Long)
860
Arithmetic Numbers
842
Arrows
623
ASCII Table
634
brainfuck
260
Card Number Validation
739
Catalan Numbers
585
Catalan’s Constant
463
Christmas Trees
714
Collatz
888
CSS Colors
109
Cubes
340
Divisors
799
Emirp Numbers
485
Emirp Numbers (Long)
582
Emojify
543
Evil Numbers
734
Evil Numbers (Long)
748
Factorial Factorisation
614
Fibonacci
753
Fizz Buzz
955
Foo Fizz Buzz Bar
835
Fractions
697
Happy Numbers
437
Happy Numbers (Long)
106
ISBN
713
Kaprekar Numbers
693
Kolakoski Constant
584
Kolakoski Sequence
739
Leap Years
717
Leyland Numbers
656
ln 2
825
Look and Say
585
Lucky Numbers
411
Morse Encoder
366
N Queens
118
Niven Numbers
973
Niven Numbers (Long)
774
Number Spiral
265
Odious Numbers
732
Odious Numbers (Long)
745
Ordinal Numbers
964
PalindromemordnilaP
579
Pangram Grep
535
Pascal’s Triangle
624
Pernicious Numbers
477
Pernicious Numbers (Long)
475
Polyominoes
32
Prime Numbers
897872
Prime Numbers (Long)
663
Quine
866
Recamán
649
Rijndael S-box
136
Roman to Arabic
342
Seven Segment
389
Sierpiński Triangle
180
Smith Numbers
600
Star Wars Opening Crawl
39
Sudoku
241
Sudoku (Fill-in)
143
Tongue-twisters
341
United States
476
Vampire Numbers
86
Van Eck Sequence
493
π
693
τ
692
φ
868777
√2
874715
𝑒
814571