12 Days of Christmas
785
99 Bottles of Beer
529
Abundant Numbers
718
Abundant Numbers (Long)
816
Arithmetic Numbers
780
Arrows
188
Ascending Primes
348
ASCII Table
537
Catalan Numbers
640
Christmas Trees
593
Collatz
783
Diamonds
344
Divisors
891
Emirp Numbers
447
Evil Numbers
755
Fibonacci
935
Fizz Buzz
929
Happy Numbers
640
Leap Years
642
Look and Say
538
Niven Numbers
747
Odious Numbers
754
Ordinal Numbers
538
Pangram Grep
746
Pernicious Numbers
663