id:A147085 - OEIS Search Results

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Number of n X n binary arrays symmetric under horizontal and vertical reflection with all ones connected only in a 10001-11111 pattern in any orientation.

+0
1

1, 1, 1, 1, 5, 1, 9, 1, 17, 1, 197, 25, 1045, 149, 7998, 825, 200321, 9523, 3209727, 104723, 72875134, 1495123, 3146115855, 45808775, 136864094359, 1584020605 (list; graph; listen)

	OFFSET	`1,5`
	EXAMPLE	`Maximal 9 X 9 example` `.0.0.1.0.0.0.1.0.0` `.0.0.1.1.1.1.1.0.0` `.1.1.0.0.0.0.0.1.1` `.0.1.0.0.0.0.0.1.0` `.0.1.0.0.0.0.0.1.0` `.0.1.0.0.0.0.0.1.0` `.1.1.0.0.0.0.0.1.1` `.0.0.1.1.1.1.1.0.0` `.0.0.1.0.0.0.1.0.0`
	CROSSREFS	`Sequence in context: A115521 A140705 A147423 this_sequence A046580 A050358 A147319` `Adjacent sequences: A147082 A147083 A147084 this_sequence A147086 A147087 A147088`
	KEYWORD	`nonn`
	AUTHOR	`Ron Hardin (rhhardin(AT)att.net), Nov 04 2008`

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Last modified December 8 08:31 EST 2009. Contains 170430 sequences.

AT&T Labs Research