Question

What is the pattern of coprime integers

Answer 1

Two numbers are coprimeif their highest common factor (or greatest common divisor if you must) is . You can have the set of positiveintegers which are coprime to a given number: for example those coprime to are 1 , 5 , 7 , 11 , 13 , 17 , 19 , 23 , 25 , and so on.