id:A146182 - 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 110-111-100 pattern in any orientation.

+0
1

1, 1, 1, 1, 1, 1, 9, 9, 33, 33, 113, 113, 1711, 1711, 59971, 59971, 1694043, 1694043, 74822217, 74822217, 7821008273, 7821008273, 1319866139817, 1319866139817 (list; graph; listen)

	OFFSET	`1,7`
	EXAMPLE	`Maximal 8 X 8 example` `.0.1.0.0.0.0.1.0` `.1.1.0.0.0.0.1.1` `.1.1.1.0.0.1.1.1` `.0.0.0.0.0.0.0.0` `.0.0.0.0.0.0.0.0` `.1.1.1.0.0.1.1.1` `.1.1.0.0.0.0.1.1` `.0.1.0.0.0.0.1.0`
	CROSSREFS	`Sequence in context: A147117 A147263 A146234 this_sequence A147149 A147277 A146138` `Adjacent sequences: A146179 A146180 A146181 this_sequence A146183 A146184 A146185`
	KEYWORD	`nonn`
	AUTHOR	`Ron Hardin (rhhardin(AT)att.net), Oct 27 2008`

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Last modified December 4 08:07 EST 2009. Contains 170310 sequences.

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