Abundant Numbers
794
Abundant Numbers (Long)
835
Christmas Trees
701
Collatz
876
Divisors
786
Emirp Numbers
602
Evil Numbers
705
Evil Numbers (Long)
705
Fibonacci
852
Fizz Buzz
771
Foo Fizz Buzz Bar
890
Fractions
689
Happy Numbers
714
Happy Numbers (Long)
698
Leap Years
893
Look and Say
864
Niven Numbers
954
Niven Numbers (Long)
876
Odious Numbers
588
Ordinal Numbers
810
Pascal’s Triangle
555
Prime Numbers
613
Recamán
626