99 Bottles of Beer
716
Abundant Numbers
864
743
738
Arithmetic Numbers
878
Arrows
483
ASCII Table
613
Card Number Validation
567
Christmas Trees
607
586
Collatz
827
876
832
Divisors
909
715
890
Emojify
383
Evil Numbers
545
958
Farey Sequence
525
Fibonacci
618
823
611
935
Fizz Buzz
818520
929817511929643
Fractions
705
745
ISBN
760
Leyland Numbers
832
959
ln 2
584
Look and Say
727
Niven Numbers
662
787
Number Spiral
440
Odious Numbers
852
Pernicious Numbers
652
Prime Numbers
636
874416934536
Repeating Decimals
525
Set
556
United States
176
π
395
353
426
𝑒
671