id:A146264 - OEIS Search Results

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Number of n X n binary arrays with all ones connected only in a 110-111-110 pattern in any orientation.

+0
1

1, 1, 5, 17, 45, 281, 4672, 78267, 1571678, 52679419, 3071977536, 240721783237, 27403978688452, 4744390760050525, 1239071516389632223 (list; graph; listen)

	OFFSET	`1,3`
	EXAMPLE	`Maximal 8 X 8 example` `.0.1.1.1.0.1.1.1` `.0.1.1.1.0.1.1.1` `.0.0.1.0.0.0.1.0` `.1.1.0.0.0.0.0.0` `.1.1.1.0.0.0.1.1` `.1.1.0.1.0.1.1.1` `.0.0.1.1.1.0.1.1` `.0.0.1.1.1.0.0.0`
	CROSSREFS	`Sequence in context: A147397 A147193 A147043 this_sequence A146216 A046787 A003295` `Adjacent sequences: A146261 A146262 A146263 this_sequence A146265 A146266 A146267`
	KEYWORD	`nonn`
	AUTHOR	`Ron Hardin (rhhardin(AT)att.net)`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

AT&T Labs Research