id:A147437 - 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 1010-1111-1010 pattern in any orientation.

+0
1

1, 1, 1, 1, 5, 1, 19, 11, 496, 277, 13622, 3725, 625566, 100329, 46290886, 7689337 (list; graph; listen)

	OFFSET	`1,5`
	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` `.1.1.1.0.0.1.1.1`
	CROSSREFS	`Sequence in context: A151335 A055584 A146055 this_sequence A147369 A066480 A136394` `Adjacent sequences: A147434 A147435 A147436 this_sequence A147438 A147439 A147440`
	KEYWORD	`nonn`
	AUTHOR	`Ron Hardin (rhhardin(AT)att.net)`

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Last modified December 1 13:27 EST 2009. Contains 167806 sequences.