12 Days of Christmas
52
99 Bottles of Beer
712
Abundant Numbers
748
Arabic to Roman
491
Arrows
608
ASCII Table
729
Christmas Trees
618
Collatz
790
CSS Colors
253
Cubes
564
Diamonds
489
Divisors
799
Emirp Numbers
651
Emojify
333
Evil Numbers
711
Fibonacci
911
Fizz Buzz
938
Foo Fizz Buzz Bar
874
Fractions
724
Happy Numbers
822
Hexdump
661
Intersection
603
ISBN
737
Leap Years
869
Leyland Numbers
367
Niven Numbers
846
Odious Numbers
702
Ordinal Numbers
725
Pangram Grep
550
Pascal’s Triangle
728
Pernicious Numbers
757
Prime Numbers
832
Quine
479
Recamán
848
Reverse Polish Notation
376
Roman to Arabic
571
Seven Segment
576
Sierpiński Triangle
588
Spelling Numbers
634
Star Wars Opening Crawl
612
Time Distance
642
Tongue-twisters
620
λ
385
π
148
τ
146
φ
153
√2
144
𝑒
119