id:A146190 - 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 101-111-100 pattern in any orientation.

+0
1

1, 1, 1, 1, 1, 1, 9, 9, 33, 33, 89, 89, 973, 973, 38577, 38577, 1078541, 1078541, 28644797, 28644797, 2049754535, 2049754535, 324959092887, 324959092887 (list; graph; listen)

	OFFSET	`1,7`
	EXAMPLE	`Maximal 8 X 8 example` `.1.0.0.0.0.0.0.1` `.1.1.1.0.0.1.1.1` `.1.0.1.0.0.1.0.1` `.0.0.0.0.0.0.0.0` `.0.0.0.0.0.0.0.0` `.1.0.1.0.0.1.0.1` `.1.1.1.0.0.1.1.1` `.1.0.0.0.0.0.0.1`
	CROSSREFS	`Sequence in context: A147029 A146258 A146173 this_sequence A147125 A147109 A147117` `Adjacent sequences: A146187 A146188 A146189 this_sequence A146191 A146192 A146193`
	KEYWORD	`nonn`
	AUTHOR	`Ron Hardin (rhhardin(AT)att.net), Oct 27 2008`

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Last modified December 5 23:38 EST 2009. Contains 170428 sequences.

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