id:A146856 - 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 1101-0111-0100 pattern in any orientation.

+0
1

1, 1, 1, 1, 1, 1, 17, 27, 587, 1133, 10901, 28287, 585741, 1701229, 131274347, 487724577, 70353958073, 323657950757, 55264471537249, 310091943069627, 90510403672783457, 614791345688856355 (list; graph; listen)

	OFFSET	`1,7`
	EXAMPLE	`Maximal 8 X 8 example` `.1.1.0.0.0.0.1.1` `.0.1.0.0.0.0.1.0` `.1.1.1.0.0.1.1.1` `.1.0.0.0.0.0.0.1` `.0.0.1.0.0.1.0.0` `.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: A147202 A146776 A147218 this_sequence A134468 A032611 A081985` `Adjacent sequences: A146853 A146854 A146855 this_sequence A146857 A146858 A146859`
	KEYWORD	`nonn`
	AUTHOR	`Ron Hardin (rhhardin(AT)att.net), Nov 04 2008`

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Last modified November 23 17:09 EST 2009. Contains 167438 sequences.

AT&T Labs Research