12 Days of Christmas
811
99 Bottles of Beer
604
Abundant Numbers
484
Christmas Trees
719
Cubes
453
Diamonds
298
Divisors
527
Emirp Numbers
412
Evil Numbers
348
Fibonacci
746
Fizz Buzz
773
Happy Numbers
466
Leap Years
534
Morse Decoder
337
Morse Encoder
363
Niven Numbers
305
Odious Numbers
321
Ordinal Numbers
545
Pangram Grep
389
Pascal’s Triangle
407
Pernicious Numbers
254
Prime Numbers
382
Rule 110
4
Seven Segment
485
Sierpiński Triangle
86
United States
λ
176
π
50
τ
50
φ
44
√2
46
𝑒
38