99 Bottles of Beer
716
Abundant Numbers
853
735
734
Arithmetic Numbers
839
Arrows
478
ASCII Table
607
Card Number Validation
566
Christmas Trees
602
583
Collatz
815
853722
769
Divisors
898
709771
886
Emojify
382
Evil Numbers
543
956
Farey Sequence
526
Fibonacci
618
817
608902
932736
Fizz Buzz
813499
974813769506926640482
Fractions
706
746
ISBN
756
Leyland Numbers
817
952
ln 2
580
Look and Say
689
723
Niven Numbers
653711
780
Number Spiral
439
Odious Numbers
849
Pernicious Numbers
649
Prime Numbers
635
895870415934536
Repeating Decimals
527
Reverse Polish Notation
599
Scrambled Sort
892
Set
557
Sudoku
294
United States
169
π
393
352
426
𝑒
665