12 Days of Christmas
210th
Abundant Numbers
309th
Arabic to Roman
92nd
Catalan Numbers
112th
Christmas Trees
111th
Diamonds
109th
Divisors
351st
Emirp Numbers
242nd
Evil Numbers
160th
887th
Fibonacci
131st
Fizz Buzz
153rd
Foo Fizz Buzz Bar
88th
ISBN
99th
Leap Years
417th
Niven Numbers
389th
Odious Numbers
121st
Ordinal Numbers
196th
Pascalβs Triangle
165th
Prime Numbers
636th
Prime Numbers (Long)
303rd
Quine
52nd
Rock-paper-scissors-Spock-lizard
58th
Seven Segment
57th
Van Eck Sequence
98th