12 Days of Christmas
252nd
Abundant Numbers
354th
Arabic to Roman
109th
Catalan Numbers
140th
Christmas Trees
129th
Diamonds
128th
Divisors
392nd
Emirp Numbers
265th
Evil Numbers
176th978th
Fibonacci
155th
Fizz Buzz
182nd
Foo Fizz Buzz Bar
110th
ISBN
125th
Leap Years
464th
Niven Numbers
436th
Odious Numbers
131st
Ordinal Numbers
224th
Pascalβs Triangle
195th
Prime Numbers
710th
Prime Numbers (Long)
356th
Quine
56th
Rock-paper-scissors-Spock-lizard
72nd
Seven Segment
70th
Van Eck Sequence
120th