12 Days of Christmas
99 Bottles of Beer
Abundant Numbers
3,575th
Arabic to Roman
Christmas Trees
Cubes
Diamonds
Divisors
4,238th4,290th4,466th
Emirp Numbers
2,614th
Evil Numbers
4,297th
Fibonacci
7,513th
Fizz Buzz
11,611th9,312th11,836th
Happy Numbers
2,628th2,602nd2,605th
Leap Years
3,787th3,266th3,122nd
Morse Decoder
Morse Encoder
Niven Numbers
3,422nd3,394th3,341st
Odious Numbers
3,461st3,395th3,400th
Ordinal Numbers
Pangram Grep
Pascalβs Triangle
Pernicious Numbers
Prime Numbers
4,607th4,602nd4,624th
Rock-paper-scissors-Spock-lizard
Roman to Arabic
Rule 110
Seven Segment