99 Bottles of Beer
413
Abundant Numbers
708
Catalan Numbers
891
Collatz
753
Diamonds
494
Divisors
805
Emirp Numbers
478
Evil Numbers
957
Fibonacci
841809934
Fizz Buzz
907
Happy Numbers
377
Kolakoski Sequence
879
Leap Years
814
Look and Say
468
Niven Numbers
696
Odious Numbers
851
Ordinal Numbers
624
Pangram Grep
751
Pascal’s Triangle
567
Pernicious Numbers
724
Prime Numbers
654
Quine
946
Recamán
726
Roman to Arabic
488