12 Days of Christmas
302nd
Abundant Numbers
420th
Arabic to Roman
130th
Catalan Numbers
182nd
Christmas Trees
160th
Diamonds
162nd
Divisors
437th
Emirp Numbers
309th
Evil Numbers
202nd1,094th
Fibonacci
197th
Fizz Buzz
222nd
Foo Fizz Buzz Bar
139th
ISBN
160th
Leap Years
536th
Niven Numbers
502nd
Odious Numbers
152nd
Ordinal Numbers
254th
Pascal’s Triangle
232nd
Prime Numbers
791st
Prime Numbers (Long)
424th
Quine
82nd
Rock-paper-scissors-Spock-lizard
85th
Seven Segment
87th
Van Eck Sequence
156th