12 Days of Christmas
418
99 Bottles of Beer
353
Abundant Numbers
410
Abundant Numbers (Long)
447
Arithmetic Numbers
434
Arrows
196
brainfuck
439
Collatz
524
CSS Colors
94
Day of Week
676
Divisors
538
Emirp Numbers
335
Emirp Numbers (Long)
408
Evil Numbers
289
Evil Numbers (Long)
300
Fibonacci
423
Fizz Buzz
966
Foo Fizz Buzz Bar
840
Forsyth–Edwards Notation
384
Fractions
624
Happy Numbers
321
Happy Numbers (Long)
388
ISBN
503
Look and Say
403
Lucky Numbers
370
Morse Encoder
187
Niven Numbers
372
Niven Numbers (Long)
435
Odious Numbers
289
Odious Numbers (Long)
300
Pernicious Numbers
191
Zeckendorf Representation
315
π
522