12 Days of Christmas
552nd
99 Bottles of Beer
460th
Christmas Trees
284th
Cubes
167th
Divisors
1st
Evil Numbers
727th
Fizz Buzz
1,630th
Happy Numbers
527th
Leap Years
1,009th
Morse Decoder
180th
Pascal’s Triangle
428th
Prime Numbers
943rd
Quine
875th
Rock-paper-scissors-Spock-lizard
225th
Seven Segment
397th
United States
284th
√2
507th