12 Days of Christmas
Abundant Numbers
Abundant Numbers (Long)
Arabic to Roman
Arithmetic Numbers
Ascending Primes
Card Number Validation
Collatz
Day of Week
Divisors
Emirp Numbers
Emirp Numbers (Long)
Emojify
Evil Numbers
Evil Numbers (Long)
Fibonacci
7,349th
5,586th
6,285th
7,743rd
4,358th
4,622nd
5,777th
6,992nd
2,889th
6,351st
3,291st
6,146th
6,473rd
5,029th
4,481st
5,414th
Fizz Buzz
Foo Fizz Buzz Bar
Fractions
Game of Life
Happy Numbers
Happy Numbers (Long)
Kaprekar Numbers
Leap Years
Leyland Numbers
Lucky Numbers
Niven Numbers
Niven Numbers (Long)
Odious Numbers
Odious Numbers (Long)
PalindromemordnilaP
Pernicious Numbers
Pernicious Numbers (Long)
Prime Numbers
Prime Numbers (Long)
Quine
Sudoku (Fill-in)
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