99 Bottles of Beer
409
Abundant Numbers
860
740
708
Arithmetic Numbers
729
Arrows
577
ASCII Table
483
Card Number Validation
461
Christmas Trees
605
511
Collatz
822
873
698
Divisors
910
715
844
Emojify
371
Evil Numbers
545
958
Farey Sequence
463
Fibonacci
619
823
611
935
Fizz Buzz
815500
928814508848641
Fractions
705
634
ISBN
594
Leyland Numbers
831
817
ln 2
573
Look and Say
592
Niven Numbers
659
785
Number Spiral
359
Odious Numbers
852
Pernicious Numbers
652
Prime Numbers
637
874417934536
Repeating Decimals
468
Scrambled Sort
702
Set
402
United States
126
π
395
353
381
𝑒
669