id:A147003 - OEIS Search Results

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Number of n X n binary arrays with all ones connected only in a 00100-11111-00100 pattern in any orientation.

+0
1

1, 1, 1, 1, 7, 21, 77, 479, 3600, 33995, 482862, 8547925, 199841936, 6379998757, 265761442757, 14715360146745 (list; graph; listen)

	OFFSET	`1,5`
	EXAMPLE	`Maximal 8 X 8 example` `.0.0.1.0.0.0.1.0` `.1.1.1.1.1.0.1.0` `.0.0.1.0.0.1.1.1` `.0.1.0.0.0.0.1.0` `.0.1.0.0.0.0.1.0` `.1.1.1.0.0.1.0.0` `.0.1.0.1.1.1.1.1` `.0.1.0.0.0.1.0.0`
	CROSSREFS	`Sequence in context: A135576 A153497 A146247 this_sequence A110683 A092785 A114902` `Adjacent sequences: A147000 A147001 A147002 this_sequence A147004 A147005 A147006`
	KEYWORD	`nonn`
	AUTHOR	`Ron Hardin (rhhardin(AT)att.net), Nov 04 2008`

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Last modified December 21 10:15 EST 2009. Contains 171081 sequences.