12 Days of Christmas
378th
99 Bottles of Beer
93rd
Abundant Numbers
144th
Abundant Numbers (Long)
165th
Arithmetic Numbers
185th
Ascending Primes
189th
Christmas Trees
534th
Collatz
104th
Divisors
1st
Emirp Numbers
640th
Fibonacci
162nd
Fizz Buzz
54th
Foo Fizz Buzz Bar
1st
Happy Numbers
283rd
Happy Numbers (Long)
165th
Kolakoski Sequence
211th
Leap Years
923rd
Look and Say
278th
Niven Numbers
584th
Niven Numbers (Long)
284th
Number Spiral
173rd
Prime Numbers
553rd
Prime Numbers (Long)
318th
Quine
63rd
Van Eck Sequence
86th