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A151532
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Number of 1-sided strip polypons with n cells.
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4
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1, 2, 2, 4, 4, 7, 8, 14, 16, 26, 32, 50, 60, 93, 116, 180, 224, 340, 432, 646, 812, 1215, 1552, 2314, 2944, 4371, 5592, 8252, 10520, 15558, 19928, 29370, 37512, 55318, 70800, 104042, 132900, 195685, 250336, 367662, 469536, 690584, 882664, 1295126, 1653128, 2429594
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listen;
history;
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OFFSET
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1,2
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LINKS
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Table of n, a(n) for n=1..46.
Ed Pegg, Jr., Illustrations of polyforms
Eric Weisstein's World of Mathematics, Polypon
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CROSSREFS
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Cf. A057784, A151531, A151533.
Sequence in context: A032278 A222738 A005308 * A056503 A055636 A206559
Adjacent sequences: A151529 A151530 A151531 * A151533 A151534 A151535
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KEYWORD
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nonn,hard
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AUTHOR
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Ed Pegg, Jr., (ed(AT)mathpuzzle.com), May 13 2009
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EXTENSIONS
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a(21)-a(46) from Joseph Myers, Oct 02 2011
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STATUS
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approved
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