12 Days of Christmas
24 Game
99 Bottles of Beer
Abundant Numbers
Abundant Numbers (Long)
Arabic to Roman
Arithmetic Numbers
Ascending Primes
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
Day of Week
Divisors
Emirp Numbers
Emirp Numbers (Long)
Emojify
Evil Numbers
Evil Numbers (Long)
Factorial Factorisation
Farey Sequence
Fibonacci
Fizz Buzz
Foo Fizz Buzz Bar
Fractions
Happy Numbers
Happy Numbers (Long)
ISBN
Jacobi Symbol
Kolakoski Constant
Leap Years
ln 2
Look and Say
Morse Encoder
N Queens
Niven Numbers
Niven Numbers (Long)
Number Spiral
Odious Numbers
Odious Numbers (Long)
Pangram Grep
Pascal’s Triangle
Pernicious Numbers
Pernicious Numbers (Long)
Prime Numbers
Prime Numbers (Long)
Quine
Recamán
Repeating Decimals
Roman to Arabic
Seven Segment
Sierpiński Triangle
Spelling Numbers
Time Distance
Tongue-twisters
United States
Vampire Numbers
Zeckendorf Representation
7th