12 Days of Christmas
89299 Bottles of Beer
805Abundant Numbers
824Arabic to Roman
460Cubes
643Divisors
986Emirp Numbers (Long)
699Emojify
413Evil Numbers
761Evil Numbers (Long)
655Fractions
678Intersection
820Lucky Numbers
506Lucky Tickets
714Number Spiral
509Pascal’s Triangle
848Poker
516Prime Numbers
827Prime Numbers (Long)
717Quine
1,000Sierpiński Triangle
716Spelling Numbers
728Sudoku
387Vampire Numbers
281Van Eck Sequence
798π
559√2
746