12 Days of Christmas
491st
99 Bottles of Beer
291st
Abundant Numbers
257th
Abundant Numbers (Long)
122nd
Arabic to Roman
179th
Arrows
278th
brainfuck
186th
Catalan Numbers
80th
Christmas Trees
322nd
Collatz
244th
Divisors
424th
Emirp Numbers
301st
Evil Numbers
136th
Fibonacci
102nd163rd
Fizz Buzz
1,647th
Happy Numbers
348th
Happy Numbers (Long)
121st
Look and Say
215th
π
266th