id:A146627 - OEIS Search Results

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Number of n X n binary arrays symmetric under horizontal reflection with all ones connected only in a 1010-1111-0010 pattern in any orientation.

+0
1

1, 1, 1, 1, 1, 1, 17, 21, 573, 1143, 12133, 30945, 812099, 2463251, 205843047, 793610117, 114751333899, 550658503225, 126710497064071, 751070142241727, 321642812339840537, 2354725099172800861 (list; graph; listen)

	OFFSET	`1,7`
	EXAMPLE	`Maximal 8 X 8 example` `.0.0.0.0.0.0.0.0` `.0.0.0.0.0.0.0.0` `.0.0.0.0.0.0.0.0` `.0.0.0.0.0.0.0.0` `.0.1.0.0.0.0.1.0` `.1.1.1.0.0.1.1.1` `.0.1.0.0.0.0.1.0` `.0.1.1.0.0.1.1.0`
	CROSSREFS	`Sequence in context: A147256 A147163 A147179 this_sequence A146635 A146832 A146699` `Adjacent sequences: A146624 A146625 A146626 this_sequence A146628 A146629 A146630`
	KEYWORD	`nonn`
	AUTHOR	`Ron Hardin (rhhardin(AT)att.net), Nov 04 2008`

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

AT&T Labs Research