Emirp Numbers
605
Emirp Numbers (Long)
668
Evil Numbers
872
Evil Numbers (Long)
849
Fibonacci
934
Happy Numbers
578
Happy Numbers (Long)
659
Inventory Sequence
776
ISBN
705
Leap Years
706
Leyland Numbers
695
Niven Numbers
866
Niven Numbers (Long)
740
Odious Numbers
833
Odious Numbers (Long)
813
Pangram Grep
814
Prime Numbers
503
Prime Numbers (Long)
549
RecamΓ‘n
828
Spelling Numbers
389