id:A146054 - OEIS Search Results

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Number of n X n binary arrays with all ones connected only in a 2X3 U in any orientation.

+0
1

1, 1, 9, 29, 153, 2069, 42313, 973281, 38746505, 2736250609, 283141781389, 43072398238613, 10634195356126331, 4171127160636409481, 2497710164925793120737 (list; graph; listen)

	OFFSET	`1,3`
	EXAMPLE	`Maximal 8 X 8 example` `.1.1.1.0.1.1.0.0` `.1.0.1.0.1.0.1.1` `.0.0.0.0.1.1.0.1` `.1.0.1.0.0.0.1.1` `.1.1.1.0.1.1.0.0` `.0.0.0.0.1.0.1.1` `.1.0.1.0.1.1.0.1` `.1.1.1.0.0.0.1.1`
	CROSSREFS	`Sequence in context: A147282 A146602 A146413 this_sequence A104516 A158503 A167154` `Adjacent sequences: A146051 A146052 A146053 this_sequence A146055 A146056 A146057`
	KEYWORD	`nonn`
	AUTHOR	`Ron Hardin (rhhardin(AT)att.net), Oct 26 2008`

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Last modified December 20 00:58 EST 2009. Contains 171054 sequences.

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