AlexanderFair

12 Days of Christmas

99 Bottles of Beer

Abundant Numbers

Abundant Numbers (Long)

Arithmetic Numbers

Catalan Numbers

Christmas Trees

Collatz

Day of Week

Diamonds

Divisors

Emirp Numbers

Emirp Numbers (Long)

Evil Numbers

Evil Numbers (Long)

Fibonacci

Fizz Buzz

Foo Fizz Buzz Bar

Fractions

Gijswijt’s Sequence

Happy Numbers

Happy Numbers (Long)

Intersection

Inventory Sequence

ISBN

Kolakoski Sequence

Leap Years

Levenshtein Distance

Leyland Numbers

ln 2

Look and Say

Lucky Numbers

Lucky Tickets

Medal Tally

Niven Numbers

Niven Numbers (Long)

Number Spiral

Odious Numbers

Odious Numbers (Long)

Ordinal Numbers

Pangram Grep

Pascal’s Triangle

Pernicious Numbers

Pernicious Numbers (Long)

Prime Numbers

Prime Numbers (Long)

Recamán

Reverse Polish Notation

Seven Segment

Smith Numbers

Sudoku v2

Tongue-twisters

United States

Van Eck Sequence

Zodiac Signs

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