12 Days of Christmas
380
99 Bottles of Beer
359
Christmas Trees
556
Emirp Numbers
727
Fibonacci
909
Fizz Buzz
846
Happy Numbers
689
Intersection
543
Levenshtein Distance
390
Leyland Numbers
576
Look and Say
497
Lucky Tickets
370
Morse Decoder
386
Morse Encoder
508
Niven Numbers
913
Odious Numbers
766
Ordinal Numbers
545
Pangram Grep
649
Pascal’s Triangle
657
Pernicious Numbers
721
Poker
Quine
945
Recamán
752
Rock-paper-scissors-Spock-lizard
528
Sierpiński Triangle
472
United States
278
Vampire Numbers
338
λ
413
π
457
τ
446
φ
681
√2
700
𝑒
695