99 Bottles of Beer
409
Abundant Numbers
853
735
706
Arithmetic Numbers
723
Arrows
577
ASCII Table
483
Card Number Validation
458
Christmas Trees
602
509
Collatz
815
853722
696
Divisors
898
709771
824
Emojify
369
Evil Numbers
543
956
Farey Sequence
464
Fibonacci
618
817
608902
932736
Fizz Buzz
813499
974813769506847640482
Fractions
706
634
ISBN
591
Leyland Numbers
817
810
ln 2
569
Look and Say
689
587
Niven Numbers
653711
780
Number Spiral
358
Odious Numbers
849
Pernicious Numbers
649
Prime Numbers
635
895746415934536
Repeating Decimals
468
Reverse Polish Notation
599
Scrambled Sort
695
Set
399
Sudoku
351
United States
125
π
393
352
380
𝑒
665