12 Days of Christmas
843
99 Bottles of Beer
632
Christmas Trees
716
Emirp Numbers
907
Fibonacci
923
Fizz Buzz
935
Happy Numbers
912
Intersection
771
Levenshtein Distance
520
Leyland Numbers
702
Look and Say
632
Lucky Tickets
516
Morse Decoder
591
Morse Encoder
753
Niven Numbers
936
Odious Numbers
784
Ordinal Numbers
698
Pangram Grep
791
Pascal’s Triangle
730
Pernicious Numbers
741
Quine
969
Recamán
873
Rock-paper-scissors-Spock-lizard
774
Sierpiński Triangle
513
United States
398
Vampire Numbers
477
λ
692
π
524
τ
516
φ
716
√2
721
𝑒
716