12 Days of Christmas
798
99 Bottles of Beer
17
815
Abundant Numbers
813
Arabic to Roman
599
brainfuck
738
Christmas Trees
677
CSS Colors
209
Cubes
511
Diamonds
442
Divisors
617
871
Emirp Numbers
585
Evil Numbers
741
Fibonacci
863
Fizz Buzz
767
956
Happy Numbers
499
Leap Years
816
Leyland Numbers
611
Lucky Tickets
Morse Decoder
398
Morse Encoder
468
Niven Numbers
848
Odious Numbers
762
Ordinal Numbers
963
774
Pangram Grep
733
Pascal’s Triangle
825
Pernicious Numbers
613
Prime Numbers
900
Quine
622
854
Rock-paper-scissors-Spock-lizard
572
Roman to Arabic
464
Rule 110
585
Seven Segment
660
Sierpiński Triangle
744
Spelling Numbers
720
Sudoku
209
431
United States
351
Vampire Numbers
708
λ
202
π
τ
86
φ
√2
𝑒
637