12 Days of Christmas
268
99 Bottles of Beer
277
Abundant Numbers
706
Abundant Numbers (Long)
773
Arabic to Roman
413
Arithmetic Numbers
657
Ascending Primes
386
Calendar
214
Card Number Validation
469
Catalan Numbers
836
Christmas Trees
608
Collatz
459717
Diamonds
347
Divisors
683
Emirp Numbers
452
Emirp Numbers (Long)
499
Emojify
263
Evil Numbers
853
Evil Numbers (Long)
831
Farey Sequence
409
Fibonacci
428933
Fizz Buzz
700
Foo Fizz Buzz Bar
510
Fractions
634
Happy Numbers
493
Happy Numbers (Long)
621
ISBN
388
Kolakoski Sequence
424
Leap Years
728
Leyland Numbers
631
Look and Say
415
Lucky Numbers
500
Morse Encoder
246
Niven Numbers
781
Niven Numbers (Long)
879
Number Spiral
228
Odious Numbers
849
Odious Numbers (Long)
827
Ordinal Numbers
365
Pangram Grep
568
Pascal’s Triangle
553
Pernicious Numbers
683
Pernicious Numbers (Long)
694
Prime Numbers
654
Prime Numbers (Long)
701
Quine
946
Recamán
659
Rock-paper-scissors-Spock-lizard
403
Roman to Arabic
391
Time Distance
337
Tower of Hanoi
491
Transpose Sentence
430
Van Eck Sequence
321
π
399
√2
379