12 Days of Christmas
425
99 Bottles of Beer
422
Abundant Numbers
724
brainfuck
Christmas Trees
688
Diamonds
489
Divisors
791
Emirp Numbers
378
Evil Numbers
505
Fibonacci
701
Fizz Buzz
987
Happy Numbers
366
Leap Years
574
Niven Numbers
736
Odious Numbers
532
Pangram Grep
Pascal’s Triangle
349
Pernicious Numbers
412
Prime Numbers
554
Roman to Arabic
399
Seven Segment
408
Sierpiński Triangle
225
Spelling Numbers
λ
117
π
85
τ
59
φ
47
√2
49
𝑒
47