12 Days of Christmas
589th
99 Bottles of Beer
483rd
Christmas Trees
312th
Cubes
175th
Divisors
1st
Evil Numbers
756th
Fizz Buzz
1,671st
Happy Numbers
544th
Leap Years
1,036th
Morse Decoder
186th
Pascal’s Triangle
443rd
Prime Numbers
975th
Quine
901st
Rock-paper-scissors-Spock-lizard
232nd
Seven Segment
414th
United States
294th
√2
533rd