12 Days of Christmas
443
Abundant Numbers (Long)
836
Arithmetic Numbers
377
Arrows
468
Card Number Validation
768
CSS Colors
119
Divisors
766
Game of Life
449
Intersection
627
Inventory Sequence
840
Look and Say
867
Lucky Numbers
592
Odious Numbers
585
Smith Numbers
568
Sudoku
321
Tongue-twisters
340
Zodiac Signs
680
√2
836