12 Days of Christmas
299th
99 Bottles of Beer
475th
Abundant Numbers
292nd
Christmas Trees
187th
Collatz
218th
Divisors
1st
Emirp Numbers
326th
Evil Numbers
331st
Evil Numbers (Long)
227th
Fibonacci
197th
Fizz Buzz
561st
Foo Fizz Buzz Bar
277th
Happy Numbers
270th
Leap Years
331st
Niven Numbers
212th
Odious Numbers
165th
Pangram Grep
247th
Pascal’s Triangle
402nd
Pernicious Numbers
258th
Prime Numbers
609th
Prime Numbers (Long)
334th
Quine
83rd
π
492nd
√2
530th
𝑒
408th