12 Days of Christmas
255
99 Bottles of Beer
380
Abundant Numbers
740
Christmas Trees
736593
Divisors
984947
Emirp Numbers
902
Evil Numbers
741
Fibonacci
800
Fizz Buzz
911697
Fractions
449
Happy Numbers
814
Leap Years
754
Morse Decoder
382
Morse Encoder
534
Niven Numbers
925846
Pangram Grep
693
Pascal’s Triangle
365
Pernicious Numbers
656
Prime Numbers
800
Quine
500969
Rule 110
480
Seven Segment
494
Tongue-twisters
406
λ
477