Quote:
Originally Posted by troels munkner
a polite dialogue will be appreciated
All integers from  infinity to + infinity can be subdivided into three groups.
A. Even integers which will be products of 2 and an other integer.
B. Odd integers divisible by 3 which will be products of 3 and an other
odd integer.
C. Odd integers which are not divisible by 3.
Their general form is (6*m +1), m being an integer from  infinity
to + infinity.

Dear troels
I followed this thread for quite a while now and I always asked myself a very simple question: To which of your three groups do the integer numbers 5, 11, 17, 23, ... belong?
I hope you can enlighten me.