99 Bottles of Beer
347
Arrows
568
Catalan Numbers
973
Collatz
755
Divisors
728
Evil Numbers
873
Evil Numbers (Long)
851
Fibonacci
817935
Fizz Buzz
761848
Happy Numbers
535
Happy Numbers (Long)
666
Leap Years
847
Niven Numbers
757
Odious Numbers
852
Odious Numbers (Long)
831
Pascal’s Triangle
856
Pernicious Numbers
798
Prime Numbers
604
Prime Numbers (Long)
579
Recamán
758