A121309 - OEIS

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A121309

Number of 3-anisohedral polyiamonds of order n.

0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 8, 8, 9, 7, 13, 16, 16, 17, 25, 125, 32, 43, 34, 121, 46, 62, 57, 113, 59, 2881 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,11`
	LINKS	`Joseph Myers, Polyomino tiling`
	CROSSREFS	`Sequence in context: A193781 A200492 A154707 * A020785 A090654 A181673` `Adjacent sequences: A121306 A121307 A121308 * A121310 A121311 A121312`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Aug 25 2006`
	EXTENSIONS	`Adjusted to offset 1 and a(29) and a(30) added by Joseph Myers (jsm(AT)polyomino.org.uk), Nov 21 2010`

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Last modified February 17 11:46 EST 2012. Contains 206011 sequences.