12 Days of Christmas
Abundant Numbers
633
Arrows
ASCII Table
brainfuck
472
Christmas Trees
527
Collatz
771
Divisors
750
706
947
Emirp Numbers
457
Emojify
Evil Numbers
641
Fibonacci
900
873
947
Fizz Buzz
766
Fractions
Happy Numbers
420
Hexdump
Intersection
655
Kolakoski Constant
Kolakoski Sequence
Leap Years
675
Leyland Numbers
Look and Say
Morse Encoder
Niven Numbers
505
Odious Numbers
641
624
800
Pangram Grep
Pascal’s Triangle
602
Pernicious Numbers
370
Prime Numbers
662
654
606
Prime Numbers (Long)
Recamán
Roman to Arabic
347
Sierpiński Triangle
81
Smith Numbers
Tongue-twisters
Van Eck Sequence
π
106
√2
𝑒