12 Days of Christmas
272nd
99 Bottles of Beer
434th
Abundant Numbers
264th
Christmas Trees
152nd
Collatz
193rd
Divisors
1st
Emirp Numbers
305th
Evil Numbers
299th
Evil Numbers (Long)
201st
Fibonacci
173rd
Fizz Buzz
525th
Foo Fizz Buzz Bar
250th
Happy Numbers
247th
Leap Years
303rd
Niven Numbers
185th
Odious Numbers
146th
Pangram Grep
223rd
Pascal’s Triangle
371st
Pernicious Numbers
228th
Prime Numbers
567th
Prime Numbers (Long)
301st
Quine
67th
π
458th
√2
488th
𝑒
372nd