12 Days of Christmas
439th
99 Bottles of Beer
545th
Abundant Numbers
870th
Abundant Numbers (Long)
426th
Christmas Trees
449th
Cubes
147th
Diamonds
141st
Divisors
581st
Emirp Numbers
674th
Evil Numbers
1,079th
Fibonacci
749th
Fizz Buzz
1,216th
Happy Numbers
441st
Leap Years
542nd
Morse Decoder
59th
Morse Encoder
61st
Niven Numbers
491st
Odious Numbers
626th
Ordinal Numbers
222nd
Pangram Grep
429th
Pascal’s Triangle
487th
Pernicious Numbers
334th
Poker
73rd
Prime Numbers
701st
Quine
60th
Rock-paper-scissors-Spock-lizard
134th
Roman to Arabic
132nd
Rule 110
103rd
Seven Segment
273rd
Sierpiński Triangle
137th