99 Bottles of Beer
70th
Abundant Numbers
274th
Christmas Trees
396th
Divisors
1st
Emirp Numbers
373rd
Emojify
216th
Evil Numbers
491st
Fibonacci
893rd
Fizz Buzz
140th867th
Foo Fizz Buzz Bar
331st
Happy Numbers
451st
Leap Years
715th
Look and Say
125th
Odious Numbers
721st
Pascal’s Triangle
406th
Pernicious Numbers
477th
Prime Numbers
479th
Quine
823rd
Rock-paper-scissors-Spock-lizard
138th
π
11th118th
489th
φ
351st
√2
512th