- 4n + 2
4"n" + 2 may refer to:
*
Singly even number , a number of the form 4"n" + 2 for an integer "n"
*Hückel's rule in organic chemistry, also known as the 4"n" + 2 rule
Wikimedia Foundation. 2010.
4"n" + 2 may refer to:
*
*
Wikimedia Foundation. 2010.