12 Days of Christmas
600
99 Bottles of Beer
485
Abundant Numbers
738
Abundant Numbers (Long)
877
Arabic to Roman
580
Arithmetic Numbers
789
Ascending Primes
445
Card Number Validation
580
Catalan Numbers
839
Christmas Trees
701
Collatz
469888
Diamonds
419
Divisors
738
Emirp Numbers
560
Emirp Numbers (Long)
613
Emojify
294
Evil Numbers
854
Evil Numbers (Long)
832
Farey Sequence
496
Fibonacci
439935
Fizz Buzz
768
Foo Fizz Buzz Bar
645
Fractions
745
Happy Numbers
639
Happy Numbers (Long)
736
ISBN
498
Kolakoski Sequence
433
Leap Years
731
Leyland Numbers
747
Look and Say
514
Lucky Numbers
524
Morse Encoder
360
Niven Numbers
787
Niven Numbers (Long)
888
Number Spiral
280
Odious Numbers
852
Odious Numbers (Long)
830
Ordinal Numbers
470
Pangram Grep
674
Pascal’s Triangle
598
Pernicious Numbers
686
Pernicious Numbers (Long)
743
Prime Numbers
654
Prime Numbers (Long)
702
Quine
946
Recamán
736
Rock-paper-scissors-Spock-lizard
603
Roman to Arabic
519
Time Distance
610
Transpose Sentence
543
Van Eck Sequence
340
π
448
√2
391