12 Days of Christmas
99 Bottles of Beer
Abundant Numbers
Arabic to Roman
Arrows
brainfuck
Christmas Trees
Cubes
1,135th
Diamonds
Divisors
3,847th4,707th
Emirp Numbers
Evil Numbers
Fibonacci
5,039th7,937th
Fizz Buzz
6,937th12,019th
Foo Fizz Buzz Bar
Fractions
Happy Numbers
2,199th2,064th
Intersection
Kolakoski Constant
Kolakoski Sequence
Leap Years
2,641st3,920th1,834th3,665th3,176th
Leyland Numbers
Look and Say
Morse Decoder
Niven Numbers
Odious Numbers
Ordinal Numbers
Pangram Grep
Pascal’s Triangle
Pernicious Numbers
Prime Numbers
3,515th3,859th
Prime Numbers (Long)
Quine
Recamán
Rock-paper-scissors-Spock-lizard
Seven Segment
Sierpiński Triangle
1,003rd
Sudoku
Tongue-twisters
United States
599th
Vampire Numbers
Van Eck Sequence
λ
π
2,262nd1,892nd2,190th1,270th3,274th2,685th
τ
φ
√2
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