12 Days of Christmas
461st
99 Bottles of Beer
555th
Abundant Numbers
869th
Abundant Numbers (Long)
420th
Christmas Trees
455th
Cubes
156th
Diamonds
160th
Divisors
587th
Emirp Numbers
672nd
Evil Numbers
1,076th
Fibonacci
744th
Fizz Buzz
1,230th
Happy Numbers
445th
Leap Years
551st
Morse Decoder
72nd
Morse Encoder
80th
Niven Numbers
491st
Odious Numbers
624th
Ordinal Numbers
236th
Pangram Grep
433rd
Pascal’s Triangle
486th
Pernicious Numbers
337th
Poker
85th
Prime Numbers
708th
Quine
58th
Rock-paper-scissors-Spock-lizard
151st
Roman to Arabic
147th
Rule 110
125th
Seven Segment
278th
Sierpiński Triangle
143rd