12 Days of Christmas
99 Bottles of Beer
Abundant Numbers
3,562nd642nd3,312th
Arabic to Roman
Christmas Trees
Cubes
Diamonds
Divisors
4,088th2,304th4,395th
Emirp Numbers
2,660th2,673rd2,608th
Evil Numbers
Fibonacci
7,206th8,232nd8,261st
Fizz Buzz
Happy Numbers
2,650th2,643rd2,625th
Leap Years
3,830th3,829th3,821st
Morse Decoder
Morse Encoder
Niven Numbers
3,450th3,447th3,417th
Odious Numbers
3,491st3,464th3,419th
Ordinal Numbers
Pangram Grep
Pascal’s Triangle
Pernicious Numbers
Prime Numbers
4,622nd4,655th4,585th
Quine
Rock-paper-scissors-Spock-lizard
Roman to Arabic
Rule 110
Seven Segment
Sierpiński Triangle