12 Days of Christmas
859
99 Bottles of Beer
923
Abundant Numbers
734
Arabic to Roman
722
brainfuck
442
Christmas Trees
697
CSS Colors
178
Diamonds
543
Divisors
712
Emirp Numbers
559
Evil Numbers
784
Fibonacci
932
Fizz Buzz
776
Happy Numbers
643
Leap Years
783
Look and Say
723
Niven Numbers
795
Odious Numbers
781
Ordinal Numbers
Pangram Grep
883
Pascal’s Triangle
564
Pernicious Numbers
683
Prime Numbers
560
Quine
617
Roman to Arabic
547
Rule 110
464
Seven Segment
601
Tongue-twisters
626
United States
Vampire Numbers
639