Abundant Numbers
445
657662
Abundant Numbers (Long)
647
Arithmetic Numbers
506
682720
Catalan Numbers
687
Christmas Trees
534
Collatz
659
648757
CSS Colors
100
Day of Week
662
Divisors
669
824792
Emojify
334
Evil Numbers
498
754596
Fibonacci
716
787536
Fizz Buzz
937
847
Foo Fizz Buzz Bar
854391714401
Leap Years
619
630
ln 2
651
Morse Encoder
145
Odious Numbers
495
723594
Pangram Grep
367
Prime Numbers
623
537
Prime Numbers (Long)
570
Recamán
504
Seven Segment
293
Tongue-twisters
320
United States
107
√2
700