id:A147415 - 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 1001-1111-0110 pattern in any orientation.

+0
1

1, 1, 1, 1, 1, 1, 1, 6, 9, 32, 25, 194, 81, 1875, 559, 19586 (list; graph; listen)

	OFFSET	`1,8`
	EXAMPLE	`Maximal 8 X 8 example` `.0.0.1.0.0.1.0.0` `.0.0.1.1.1.1.0.0` `.1.1.0.1.1.0.1.1` `.0.1.1.0.0.1.1.0` `.0.1.1.0.0.1.1.0` `.1.1.0.1.1.0.1.1` `.0.0.1.1.1.1.0.0` `.0.0.1.0.0.1.0.0`
	CROSSREFS	`Sequence in context: A054871 A091519 A086491 this_sequence A105866 A084007 A046634` `Adjacent sequences: A147412 A147413 A147414 this_sequence A147416 A147417 A147418`
	KEYWORD	`nonn`
	AUTHOR	`Ron Hardin (rhhardin(AT)att.net)`

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.

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