12 Days of Christmas
267th
Abundant Numbers
375th
Arabic to Roman
115th
Catalan Numbers
152nd
Christmas Trees
137th
Diamonds
137th
Divisors
406th
Emirp Numbers
282nd
Evil Numbers
178th1,017th
Fibonacci
163rd
Fizz Buzz
196th
Foo Fizz Buzz Bar
120th
ISBN
136th
Leap Years
490th
Niven Numbers
456th
Odious Numbers
134th
Ordinal Numbers
235th
Pascal’s Triangle
210th
Prime Numbers
734th
Prime Numbers (Long)
380th
Quine
63rd
Rock-paper-scissors-Spock-lizard
76th
Seven Segment
75th
Van Eck Sequence
126th