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99 Bottles of Beer

Abundant Numbers

Abundant Numbers (Long)

Ascending Primes

Catalan Numbers

Catalan’s Constant

DFA Simulator

Divisors

Emirp Numbers

Emojify

Evil Numbers

Fibonacci

Fizz Buzz

Foo Fizz Buzz Bar

Forsyth–Edwards Notation

Fractions

Happy Numbers

Happy Numbers (Long)

Intersection

ISBN

Jacobi Symbol

Kolakoski Sequence

Leap Years

Levenshtein Distance

Leyland Numbers

ln 2

Look and Say

Niven Numbers

Odious Numbers

Ordinal Numbers

Pangram Grep

Pascal’s Triangle

Pernicious Numbers

Pernicious Numbers (Long)

Prime Numbers

Prime Numbers (Long)

Recamán

Reverse Polish Notation

Vampire Numbers

Van Eck Sequence

π

φ

√2

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