id:A146181 - 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 110-111-100 pattern in any orientation.

+0
1

1, 1, 1, 1, 1, 1, 133, 283, 2411, 6513, 104581, 308359, 31267501, 125706815, 30388182025, 158816649115, 38510941635475, 255401019744941, 142458224930527429, 1198142574949310095, 2063515953281030710129 (list; graph; listen)

	OFFSET	`1,7`
	EXAMPLE	`Maximal 8 X 8 example` `.1.1.1.0.0.1.1.1` `.1.1.0.0.0.0.1.1` `.0.1.0.0.0.0.1.0` `.0.0.0.0.0.0.0.0` `.0.0.0.0.0.0.0.0` `.0.0.1.0.0.1.0.0` `.1.1.1.0.0.1.1.1` `.0.1.1.0.0.1.1.0`
	CROSSREFS	`Sequence in context: A015927 A050882 A146233 this_sequence A105984 A115518 A064903` `Adjacent sequences: A146178 A146179 A146180 this_sequence A146182 A146183 A146184`
	KEYWORD	`nonn`
	AUTHOR	`Ron Hardin (rhhardin(AT)att.net), Oct 27 2008`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

AT&T Labs Research