12 Days of Christmas
99 Bottles of Beer
Abundant Numbers
3,573rd
Arabic to Roman
Christmas Trees
Cubes
Diamonds
Divisors
4,238th4,291st4,489th
Emirp Numbers
2,635th
Evil Numbers
4,298th
Fibonacci
7,496th
Fizz Buzz
11,650th9,189th11,883rd
Happy Numbers
2,631st2,615th2,626th
Leap Years
3,806th3,269th3,148th
Morse Decoder
Morse Encoder
Niven Numbers
3,428th3,400th3,341st
Odious Numbers
3,469th3,400th3,404th
Ordinal Numbers
Pangram Grep
Pascalβs Triangle
Pernicious Numbers
Prime Numbers
4,617th4,612th4,635th
Rock-paper-scissors-Spock-lizard
Roman to Arabic
Rule 110
Seven Segment