Kusarr
Abundant Numbers
797
Arabic to Roman
567
Christmas Trees
619
CSS Colors
136
Cubes
535
Diamonds
318
Divisors
811
Emirp Numbers
504
Fizz Buzz
965
Leap Years
871
Look and Say
661
Morse Decoder
172
Niven Numbers
647
Prime Numbers
757
Quine
932
Rule 110
543
Seven Segment
330
United States
181