12 Days of Christmas
461
99 Bottles of Beer
594
Abundant Numbers
813
Abundant Numbers (Long)
850
Arithmetic Numbers
829
Arrows
623
ASCII Table
635
brainfuck
259
Card Number Validation
732
Catalan Numbers
579
Catalan’s Constant
464
Christmas Trees
710
Collatz
867
CSS Colors
110
Cubes
321
Divisors
791
Emirp Numbers
482
Emirp Numbers (Long)
577
Emojify
540
Evil Numbers
732
Evil Numbers (Long)
744
Factorial Factorisation
607
Fibonacci
750
Fizz Buzz
953
Foo Fizz Buzz Bar
835
Fractions
698
Happy Numbers
434
Happy Numbers (Long)
105
ISBN
708
Kaprekar Numbers
648
Kolakoski Constant
582
Kolakoski Sequence
740
Leap Years
697
Leyland Numbers
648
ln 2
815
Look and Say
577
Lucky Numbers
406
Morse Encoder
363
N Queens
115
Niven Numbers
964
Niven Numbers (Long)
763
Number Spiral
263
Odious Numbers
728
Odious Numbers (Long)
738
Ordinal Numbers
965
PalindromemordnilaP
570
Pangram Grep
530
Pascal’s Triangle
620
Pernicious Numbers
472
Pernicious Numbers (Long)
464
Polyominoes
31
Prime Numbers
895871
Prime Numbers (Long)
660
Quine
864
Recamán
640
Rijndael S-box
132
Roman to Arabic
339
Seven Segment
386
Sierpiński Triangle
176
Smith Numbers
599
Star Wars Opening Crawl
39
Sudoku
242
Sudoku (Fill-in)
143
Tongue-twisters
342
United States
476
Vampire Numbers
85
Van Eck Sequence
489
π
691
τ
688
φ
864776
√2
865711
𝑒
806568