12 Days of Christmas
231st
99 Bottles of Beer
397th
Abundant Numbers
314th
Abundant Numbers (Long)
146th
Arithmetic Numbers
106th
Arrows
128th
brainfuck
130th
Card Number Validation
69th
Collatz
244th
CSS Colors
130th
Day of Week
127th
Divisors
535th
Emirp Numbers
214th
Emirp Numbers (Long)
79th
Evil Numbers
426th
Evil Numbers (Long)
151st
Fibonacci
778th
Fizz Buzz
395th
Foo Fizz Buzz Bar
182nd
Forsyth–Edwards Notation
61st
Fractions
124th
Game of Life
67th
Happy Numbers
219th
Happy Numbers (Long)
97th
ISBN
115th
Leap Years
401st
Look and Say
131st
Lucky Numbers
74th
Morse Decoder
79th
Morse Encoder
92nd
Niven Numbers
338th
Niven Numbers (Long)
133rd
Odious Numbers
326th
Odious Numbers (Long)
124th
Pernicious Numbers
194th
ROT13
58th
United States
126th
Zeckendorf Representation
44th
π
110th