12 Days of Christmas
672nd
99 Bottles of Beer
1,221st
Abundant Numbers
1,545th
brainfuck
572nd
Catalan Numbers
38th
Collatz
409th
Divisors
27th
Emirp Numbers
1,216th
Emirp Numbers (Long)
664th
Evil Numbers
1,317th
Evil Numbers (Long)
1,046th
Fibonacci
2,591st
1,168th
Fizz Buzz
4,445th
2,275th
Foo Fizz Buzz Bar
264th
Happy Numbers
1,077th
Happy Numbers (Long)
555th
Kolakoski Sequence
548th
Leap Years
1,528th
Leyland Numbers
785th
Look and Say
615th
Lucky Numbers
549th
Niven Numbers
1,842nd
Niven Numbers (Long)
857th
Odious Numbers
1,611th
Odious Numbers (Long)
1,103rd
Pernicious Numbers
2,055th
Prime Numbers
2,320th
Prime Numbers (Long)
1,560th
Quine
5,005th3,327th4,553rd3,651st4,904th4,459th702nd4,601st
RecamΓ‘n
456th
Smith Numbers
507th
Tongue-twisters
725th
Vampire Numbers
346th
Van Eck Sequence
520th
Ο
538th