12 Days of Christmas
376
99 Bottles of Beer
367
Abundant Numbers
500
Christmas Trees
742
Cubes
378
Diamonds
309
Divisors
542
Emirp Numbers
267
Evil Numbers
362
Fibonacci
771
Fizz Buzz
778
Happy Numbers
321
Leap Years
542
Morse Decoder
288
Morse Encoder
311
Niven Numbers
311
Odious Numbers
333
Ordinal Numbers
571
Pangram Grep
407
Pascal’s Triangle
435
Pernicious Numbers
262
Prime Numbers
400
Rule 110
7
Seven Segment
426
Sierpiński Triangle
121
United States
λ
110
π
53
τ
53
φ
47
√2
49
𝑒
40