12 Days of Christmas
388
99 Bottles of Beer
362
Christmas Trees
568
Emirp Numbers
743
Fibonacci
923
Fizz Buzz
855
Happy Numbers
706
Intersection
564
Levenshtein Distance
405
Leyland Numbers
596
Look and Say
513
Lucky Tickets
389
Morse Decoder
396
Morse Encoder
528
Niven Numbers
936
Odious Numbers
784
Ordinal Numbers
569
Pangram Grep
670
Pascal’s Triangle
676
Pernicious Numbers
741
Poker
Quine
969
Recamán
775
Rock-paper-scissors-Spock-lizard
537
Sierpiński Triangle
486
United States
301
Vampire Numbers
351
λ
435
π
468
τ
460
φ
703
√2
721
𝑒
716