12 Days of Christmas
270th
Abundant Numbers
383rd
Arabic to Roman
115th
Catalan Numbers
154th
Christmas Trees
137th
Diamonds
139th
Divisors
408th
Emirp Numbers
284th
Evil Numbers
180th1,027th
Fibonacci
166th
Fizz Buzz
201st
Foo Fizz Buzz Bar
122nd
ISBN
137th
Leap Years
494th
Niven Numbers
463rd
Odious Numbers
134th
Ordinal Numbers
235th
Pascal’s Triangle
210th
Prime Numbers
739th
Prime Numbers (Long)
384th
Quine
63rd
Rock-paper-scissors-Spock-lizard
77th
Seven Segment
75th
Van Eck Sequence
132nd