99 Bottles of Beer
716
Abundant Numbers
864
743
739
Arithmetic Numbers
856
Arrows
484
ASCII Table
613
Card Number Validation
568
Christmas Trees
608
587
Collatz
827
877
833
Divisors
910
715
891
Emojify
383
Evil Numbers
545
958
Farey Sequence
525
Fibonacci
619
823
611
935
Fizz Buzz
818502
930817511929643
Fractions
705
745
ISBN
761
Leyland Numbers
832
959
ln 2
584
Look and Say
727
Niven Numbers
662
787
Number Spiral
441
Odious Numbers
852
Pernicious Numbers
652
Prime Numbers
637
874417934536
Repeating Decimals
525
Scrambled Sort
897
Set
559
United States
172
π
395
353
427
𝑒
671