12 Days of Christmas
99 Bottles of Beer
Abundant Numbers
Abundant Numbers (Long)
Arabic to Roman
Arithmetic Numbers
228th656th
Arrows
ASCII Table
Card Number Validation
Catalan Numbers
Christmas Trees
257th213th
Collatz
CSS Colors
Cubes
Day of Week
Diamonds
509th342nd
Divisors
Emirp Numbers
Emirp Numbers (Long)
Evil Numbers
Evil Numbers (Long)
Farey Sequence
Fibonacci
842nd51st
Fizz Buzz
Foo Fizz Buzz Bar
Forsyth–Edwards Notation
Fractions
Game of Life
Happy Numbers
Happy Numbers (Long)
Intersection
Inventory Sequence
ISBN
Kolakoski Constant
Kolakoski Sequence
Leap Years
Levenshtein Distance
Leyland Numbers
ln 2
Look and Say
Medal Tally
N Queens
Niven Numbers
Niven Numbers (Long)
Number Spiral
406th587th
Odious Numbers
Odious Numbers (Long)
Ordinal Numbers
PalindromemordnilaP
Pangram Grep
Pascal’s Triangle
Pernicious Numbers
Pernicious Numbers (Long)
Prime Numbers
Prime Numbers (Long)
Quine
1,781st671st
Reverse Polish Notation
Rock-paper-scissors-Spock-lizard
Roman to Arabic
Sierpiński Triangle
Star Wars Opening Crawl
Ten-pin Bowling
Tongue-twisters
Transpose Sentence
United States
Vampire Numbers
Van Eck Sequence