12 Days of Christmas
386
99 Bottles of Beer
359
Christmas Trees
559
Emirp Numbers
730
Fibonacci
910
Fizz Buzz
848
Happy Numbers
692
Intersection
546
Levenshtein Distance
392
Leyland Numbers
580
Look and Say
500
Lucky Tickets
371
Morse Decoder
388
Morse Encoder
517
Niven Numbers
918
Odious Numbers
768
Ordinal Numbers
554
Pangram Grep
652
Pascal’s Triangle
659
Pernicious Numbers
724
Poker
Quine
946
Recamán
757
Rock-paper-scissors-Spock-lizard
528
Sierpiński Triangle
476
United States
295
Vampire Numbers
342
λ
424
π
458
τ
447
φ
682
√2
704
𝑒
698