99 Bottles of Beer
Abundant Numbers
Abundant Numbers (Long)
Arrows
brainfuck
Catalan Numbers
Christmas Trees
Collatz
438
672
645
656
644
821
447
663
Diamonds
Divisors
Emirp Numbers
Emirp Numbers (Long)
Emojify
Evil Numbers
Evil Numbers (Long)
Farey Sequence
Fibonacci
Fizz Buzz
Foo Fizz Buzz Bar
Fractions
Happy Numbers
Happy Numbers (Long)
Intersection
Leap Years
Levenshtein Distance
Leyland Numbers
Lucky Tickets
Niven Numbers
Niven Numbers (Long)
Odious Numbers
Odious Numbers (Long)
Ordinal Numbers
Pangram Grep
Pascal’s Triangle
Pernicious Numbers
Pernicious Numbers (Long)
Prime Numbers
370
Prime Numbers (Long)
Recamán
Reverse Polish Notation
Roman to Arabic
Smith Numbers
Spelling Numbers
Time Distance
United States
Vampire Numbers
√2