99 Bottles of Beer
723
Abundant Numbers
734
Catalan Numbers
888
Collatz
831
Diamonds
587
Divisors
846
Emirp Numbers
579
Evil Numbers
956
Fibonacci
858806932
Fizz Buzz
990
Happy Numbers
483
Kolakoski Sequence
882
Leap Years
813
Look and Say
572
Niven Numbers
692
Odious Numbers
849
Ordinal Numbers
756
Pangram Grep
882
Pascal’s Triangle
610
Pernicious Numbers
721
Prime Numbers
653
Quine
945
Recamán
799
Roman to Arabic
643