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A151527 Number of 2-sided strip polyrects with n cells. +0
1
1, 2, 3, 6, 12, 26, 57, 130, 297, 694, 1622, 3810, 8966, 21092 (list; graph; listen)
OFFSET

1,2
LINKS

Ed Pegg, Jr., Illustrations of polyforms

Eric Weisstein's World of Mathematics, Polyrect

CROSSREFS

Sequence in context: A162985 A052523 A166296 this_sequence A086625 A152172 A001677

Adjacent sequences: A151524 A151525 A151526 this_sequence A151528 A151529 A151530

KEYWORD

nonn

AUTHOR

Ed Pegg, Jr., (ed(AT)mathpuzzle.com), May 13 2009

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Last modified March 11 00:12 EST 2010. Contains 173097 sequences.

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