12 Days of Christmas
912
99 Bottles of Beer
764
Abundant Numbers
724829
Arabic to Roman
599
Christmas Trees
705856
CSS Colors
582636
Cubes
695
Diamonds
579
Divisors
979908
Emirp Numbers
579720
Emojify
Evil Numbers
834741
Fibonacci
932929
Fizz Buzz
953973958
Happy Numbers
746725
Intersection
573
Kolakoski Constant
440497
Kolakoski Sequence
882813
Leap Years
829740
Levenshtein Distance
586
Leyland Numbers
892776
Look and Say
890
Lucky Tickets
574
Morse Decoder
717
Morse Encoder
706
Niven Numbers
876895
Odious Numbers
831762
Ordinal Numbers
763719
Pangram Grep
779
Pascal’s Triangle
898
Pernicious Numbers
683690
Prime Numbers
891928
Quine
886
Recamán
857694
Rock-paper-scissors-Spock-lizard
668
Roman to Arabic
601
Rule 110
654
Seven Segment
562
Sierpiński Triangle
710827
Tongue-twisters
596
Vampire Numbers
161152
λ
211198
π
τ
φ
619
√2
𝑒
606