12 Days of Christmas
101
99 Bottles of Beer
472
Abundant Numbers
341
Arabic to Roman
285
Arrows
125
Catalan Numbers
587
Collatz
611
CSS Colors
26
Diamonds
351
Divisors
720
Emirp Numbers
134
Evil Numbers
737
Evil Numbers (Long)
746
Fibonacci
420
Fizz Buzz
908
Foo Fizz Buzz Bar
668
Fractions
318
Happy Numbers
414
Leap Years
748
Odious Numbers
723
Odious Numbers (Long)
734