12 Days of Christmas
254
Abundant Numbers
576
582
688
Abundant Numbers (Long)
721
755
Arabic to Roman
330
Arithmetic Numbers
586
717
633
Ascending Primes
245
Card Number Validation
381
Collatz
718
720
695
690
Day of Week
629
Diamonds
356
Divisors
585
645
831
Emirp Numbers
337
307
370
Emirp Numbers (Long)
373
Emojify
469
Evil Numbers
755
Evil Numbers (Long)
740
Farey Sequence
311
Fibonacci
381622538258742721599449860530826555519681735637
Fizz Buzz
622
559
Foo Fizz Buzz Bar
482
Fractions
560
584
Game of Life
128
Happy Numbers
399
Happy Numbers (Long)
502
Kaprekar Numbers
205
Leap Years
623
Leyland Numbers
657
Look and Say
415
Lucky Numbers
363
Niven Numbers
654
Niven Numbers (Long)
516
556
717
Odious Numbers
753
Odious Numbers (Long)
738
PalindromemordnilaP
577
Pernicious Numbers
407
Pernicious Numbers (Long)
501
Prime Numbers
437373445
561
617
Prime Numbers (Long)
710
445435661
595
654
Quine
946
Sudoku (Fill-in)
102
Time Distance
211
Transpose Sentence
371