12 Days of Christmas
443
Abundant Numbers (Long)
836
Arithmetic Numbers
377
Arrows
469
Card Number Validation
767
CSS Colors
119
Divisors
766
Game of Life
449
Intersection
627
Inventory Sequence
840
Look and Say
866
Lucky Numbers
594
Odious Numbers
585
Smith Numbers
570
Sudoku
322
Tongue-twisters
340
Zodiac Signs
680
√2
836