Abundant Numbers
678
Abundant Numbers (Long)
744
Arabic to Roman
488
Catalan Numbers
713
Christmas Trees
531
Collatz
715
Day of Week
666
Divisors
844
Emirp Numbers
466
Emirp Numbers (Long)
523
Evil Numbers
785
Evil Numbers (Long)
768
Fibonacci
934
Fizz Buzz
848
Foo Fizz Buzz Bar
714
Fractions
595
Happy Numbers
512
Happy Numbers (Long)
637
Intersection
588
Kolakoski Sequence
796
Leap Years
770
Leyland Numbers
678
Lucky Numbers
623
Niven Numbers
719
Niven Numbers (Long)
786
Odious Numbers
816
Odious Numbers (Long)
796
Ordinal Numbers
643
Pangram Grep
707
Pascal’s Triangle
659
Pernicious Numbers
434
Pernicious Numbers (Long)
435
Prime Numbers
613
Prime Numbers (Long)
648
Recamán
707
Repeating Decimals
391
Reverse Polish Notation
496