12 Days of Christmas
612th
99 Bottles of Beer
534th
Abundant Numbers
597th
Arrows
101st
Collatz
381st
Emirp Numbers
545th
39th
Evil Numbers (Long)
339th
Fizz Buzz
1,340th
264th
Foo Fizz Buzz Bar
390th
Leap Years
201st
57th
245th
63rd
405th
Niven Numbers (Long)
154th
Prime Numbers
627th
Rock-paper-scissors-Spock-lizard
197th
SierpiΕski Triangle
299th