12 Days of Christmas
448
99 Bottles of Beer
515
Abundant Numbers
731
Arabic to Roman
542
279
Arrows
brainfuck
Christmas Trees
553
CSS Colors
101
Cubes
61
Diamonds
464
Divisors
817
Emirp Numbers
525
Evil Numbers
622
Fibonacci
875
Fizz Buzz
742
Fractions
511
Happy Numbers
427
Happy Numbers (Long)
512
Kolakoski Constant
106
Kolakoski Sequence
26
Leap Years
856
Leyland Numbers
117
Look and Say
58
Niven Numbers
870
Odious Numbers
619
Ordinal Numbers
458
Pangram Grep
298
Pascal’s Triangle
491
Pernicious Numbers
385
Prime Numbers
815
336
Quine
1,0009678614928482994645655514892980887560293371394094458381895767828894660288964281966716757
Recamán
69
Rule 110
Sierpiński Triangle
132
Smith Numbers
47
Tongue-twisters
363
United States
143
Vampire Numbers
104
Van Eck Sequence
23
λ
197
π
100
τ
98
φ
98
√2
100
𝑒
80