A151527 - OEIS

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A151527

Number of 2-sided strip polyrects with n cells.

1, 2, 3, 6, 12, 26, 57, 130, 297, 694, 1622, 3810, 8966, 21092, 49732, 116952, 275695, 647788, 1525610, 3581170, 8424478, 19757082, 46425561 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,2`
	LINKS	`Ed Pegg, Jr., Illustrations of polyforms` `Eric Weisstein's World of Mathematics, Polyrect`
	CROSSREFS	`Sequence in context: A052523 A204855 A166296 * A086625 A152172 A001677` `Adjacent sequences: A151524 A151525 A151526 * A151528 A151529 A151530`
	KEYWORD	`nonn`
	AUTHOR	`Ed Pegg, Jr., (ed(AT)mathpuzzle.com), May 13 2009`
	EXTENSIONS	`a(15)-a(23) from Joseph Myers (jsm(AT)polyomino.org.uk), Nov 22 2010`

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Last modified February 15 18:22 EST 2012. Contains 205835 sequences.