Abundant Numbers
623
Abundant Numbers (Long)
684
Catalan Numbers
554
Emirp Numbers
489
Emirp Numbers (Long)
553
Evil Numbers
871
Evil Numbers (Long)
848
Fibonacci
932
Fizz Buzz
495
Happy Numbers
446
Happy Numbers (Long)
556
Inventory Sequence
730
ISBN
549
Leap Years
704
Leyland Numbers
587
Niven Numbers
859
Niven Numbers (Long)
732
Odious Numbers
831
Odious Numbers (Long)
810
Pangram Grep
687
Partition Numbers
383
Prime Numbers
503
Prime Numbers (Long)
548
Recamán
741
Spelling Numbers
222