99 Bottles of Beer
910
597
Abundant Numbers
750
842
713
Arrows
382
Card Number Validation
777
Catalan Numbers
687
Christmas Trees
865
Collatz
883
CSS Colors
207
Divisors
848
Evil Numbers
717
Fibonacci
904
542977
955
694984
Fizz Buzz
567570987755901893
974
Foo Fizz Buzz Bar
874
Forsyth–Edwards Notation
697
Fractions
639
Game of Life
775
Happy Numbers
625
Kaprekar Numbers
481
Leap Years
588
Levenshtein Distance
872
ln 2
242
Look and Say
866
Niven Numbers
964
913
Niven Numbers (Long)
909
Number Spiral
415
Odious Numbers
713
Odious Numbers (Long)
637
PalindromemordnilaP
763
Pascal’s Triangle
814
Pernicious Numbers
486
481
Prime Numbers
392
381
Proximity Grid
336
Quine
986
537864
599
945
334
Reverse Polish Notation
692
ROT13
845
Tongue-twisters
669
688
United States
213
Van Eck Sequence
408
π
829
88336203135257
τ
811
𝑒
47
197