A217752 - OEIS

A217752

Number of hexagonal regions in the exterior of a regular n-gon with all diagonals drawn.

0, 0, 0, 0, 0, 0, 0, 0, 11, 0, 39, 14, 75, 112, 221 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`3,9`
	LINKS	`Table of n, a(n) for n=3..17.`
	CROSSREFS	`Cf. A067153, A217746.` `Sequence in context: A087558 A087555 A185682 * A335646 A261173 A287468` `Adjacent sequences: A217749 A217750 A217751 * A217753 A217754 A217755`
	KEYWORD	`nonn`
	AUTHOR	`Martin Renner, Mar 23 2013`
	STATUS	`approved`

Last modified August 17 12:30 EDT 2022. Contains 356189 sequences. (Running on oeis4.)