id:A147269 - OEIS Search Results

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Number of n X n binary arrays with all ones connected only in a 1000-1000-1111-0001 pattern in any orientation.

+0
1

1, 1, 1, 9, 33, 105, 641, 6905, 201549, 4387885, 127114651, 5630544435 (list; graph; listen)

	OFFSET	`1,4`
	EXAMPLE	`Maximal 8 X 8 example` `.1.0.0.0.1.1.1.0` `.1.1.1.1.0.0.1.0` `.0.0.0.1.0.0.1.0` `.0.0.0.1.0.0.1.1` `.1.0.0.0.1.1.0.0` `.1.0.0.0.0.1.0.0` `.1.1.1.1.0.1.0.0` `.0.0.0.1.0.1.1.1`
	CROSSREFS	`Sequence in context: A048479 A031880 A036543 this_sequence A147123 A147107 A147115` `Adjacent sequences: A147266 A147267 A147268 this_sequence A147270 A147271 A147272`
	KEYWORD	`nonn`
	AUTHOR	`Ron Hardin (rhhardin(AT)att.net), Nov 04 2008`

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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.