12 Days of Christmas
363
99 Bottles of Beer
302
Abundant Numbers
688
Abundant Numbers (Long)
735
Arithmetic Numbers
673
Arrows
162
Ascending Primes
307
ASCII Table
423
Catalan Numbers
640
Christmas Trees
516
Collatz
708
Diamonds
287
Divisors
844
Emirp Numbers
368
Evil Numbers
755
Fibonacci
935
Fizz Buzz
848
Happy Numbers
496
Leap Years
642
Look and Say
438
Niven Numbers
745
Odious Numbers
754
Ordinal Numbers
437
Pangram Grep
633
Pernicious Numbers
663