12 Days of Christmas
561st
99 Bottles of Beer
463rd
Christmas Trees
290th
Cubes
169th
Divisors
1st
Evil Numbers
731st
Fizz Buzz
1,636th
Happy Numbers
529th
Leap Years
1,014th
Morse Decoder
181st
Pascal’s Triangle
434th
Prime Numbers
949th
Quine
881st
Rock-paper-scissors-Spock-lizard
227th
Seven Segment
400th
United States
287th
√2
512th