99 Bottles of Beer
716
Abundant Numbers
863
743
738
Arithmetic Numbers
854
Arrows
483
ASCII Table
613
Card Number Validation
572
Christmas Trees
607
586
Collatz
826
876
832
Divisors
909
715
890
Emojify
383
Evil Numbers
544
957
Farey Sequence
524
Fibonacci
618
822
611
934
Fizz Buzz
818520
929817511929643
Fractions
704
744
ISBN
760
Leyland Numbers
832
958
ln 2
583
Look and Say
726
Niven Numbers
661
787
Number Spiral
440
Odious Numbers
851
Pernicious Numbers
652
Prime Numbers
636
874
934536
Repeating Decimals
525
United States
187
π
395
353
426
𝑒
670