Abundant Numbers
450
688719
Abundant Numbers (Long)
709
Arithmetic Numbers
513
806763
Catalan Numbers
679
Christmas Trees
610
Collatz
676
774792
CSS Colors
228
Day of Week
823
Divisors
675
890829
Emojify
355
Evil Numbers
499
755589
Fibonacci
549
789544
Fizz Buzz
854
929
Foo Fizz Buzz Bar
723540899473
Leap Years
638
632
Morse Encoder
213
Odious Numbers
498
725603
Pangram Grep
435
Prime Numbers
555
422
Seven Segment
409