99 Bottles of Beer
Arabic to Roman
Arrows
ASCII Table
677
Catalan Numbers
Collatz
813
908
919
Day of Week
Diamonds
Divisors
870
Emirp Numbers
Emojify
Evil Numbers
Fibonacci
Fizz Buzz
Foo Fizz Buzz Bar
ISBN
Leap Years
Niven Numbers
Niven Numbers (Long)
Odious Numbers
Odious Numbers (Long)
732
541
774
Ordinal Numbers
Pascal’s Triangle
Pernicious Numbers
Prime Numbers (Long)
Recamán
Seven Segment
Tongue-twisters
United States
Van Eck Sequence
φ
√2