Abundant Numbers
462
671764
Abundant Numbers (Long)
750
Arithmetic Numbers
533
705793
Catalan Numbers
698
Christmas Trees
545
Collatz
696
663846
CSS Colors
104
Day of Week
687
Divisors
690
857875
Emojify
342
Evil Numbers
514
769642
Fibonacci
559
800571
Fizz Buzz
949
855
Foo Fizz Buzz Bar
878402725430
Leap Years
651
642
ln 2
675
Morse Encoder
150
Odious Numbers
514
741654
Pangram Grep
379
Prime Numbers
571
430
Recamán
519
Seven Segment
306
Tongue-twisters
322
United States
110
√2
721