12 Days of Christmas
917
99 Bottles of Beer
919
Abundant Numbers
813631
Arabic to Roman
850
brainfuck
867
Christmas Trees
749
CSS Colors
916337
Cubes
728
Diamonds
776
Divisors
863
Emirp Numbers
810
Emojify
Evil Numbers
717
Fibonacci
948
Fizz Buzz
986
Happy Numbers
754
Leap Years
882831555952860
Leyland Numbers
726
Look and Say
854
Lucky Tickets
702
Morse Decoder
Morse Encoder
822
Niven Numbers
846899
964755
Odious Numbers
728
Ordinal Numbers
Pangram Grep
740
Pascal’s Triangle
741
Pernicious Numbers
679
Poker
Prime Numbers
776
Quine
864
Rock-paper-scissors-Spock-lizard
Roman to Arabic
736
Rule 110
646
Seven Segment
852
Sierpiński Triangle
680499
Spelling Numbers
796
Ten-pin Bowling
Tongue-twisters
974
United States
λ
516
π
717
τ
731
φ
792
√2
726
𝑒
689