12 Days of Christmas
99 Bottles of Beer
Abundant Numbers
771726795806809768
Abundant Numbers (Long)
761
Arabic to Roman
ASCII Table
Christmas Trees
471506455568568384
Collatz
Cubes
Diamonds
Divisors
831822798819897566889
Emirp Numbers
Emirp Numbers (Long)
Emojify
Evil Numbers
Evil Numbers (Long)
Fibonacci
8259209811,0001,000938940
Fizz Buzz
812960851979898724639
Foo Fizz Buzz Bar
Fractions
Happy Numbers
Happy Numbers (Long)
Intersection
ISBN
Leap Years
849844881915895825867
Leyland Numbers
Look and Say
Niven Numbers
Niven Numbers (Long)
Odious Numbers
Odious Numbers (Long)
Ordinal Numbers
Pangram Grep
Pascal’s Triangle
627747716699790
Pernicious Numbers
Pernicious Numbers (Long)
Prime Numbers
574
Prime Numbers (Long)
652696742765755
Recamán
Roman to Arabic
Time Distance
Tongue-twisters
Vampire Numbers
Van Eck Sequence