12 Days of Christmas
396th
99 Bottles of Beer
96th
Abundant Numbers
154th
Abundant Numbers (Long)
181st
Arithmetic Numbers
206th
Ascending Primes
226th
Christmas Trees
556th
Collatz
116th
Divisors
1st
Emirp Numbers
660th
Fibonacci
181st
Fizz Buzz
54th
Foo Fizz Buzz Bar
1st
Happy Numbers
290th
Happy Numbers (Long)
172nd
Kolakoski Sequence
222nd
Leap Years
944th
Look and Say
291st
Niven Numbers
603rd
Niven Numbers (Long)
301st
Number Spiral
183rd
Prime Numbers
575th
Prime Numbers (Long)
336th
Quine
70th
Van Eck Sequence
100th