id:A147495 - OEIS Search Results

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Number of n X n binary arrays symmetric under 90 degree rotation with all ones connected only in a 11101-10111 pattern in any orientation.

+0
1

1, 1, 1, 1, 1, 1, 1, 5, 15, 25, 49, 107, 263, 719, 2181 (list; graph; listen)

	OFFSET	`1,8`
	EXAMPLE	`Maximal 8 X 8 example` `.1.0.1.1.1.0.1.1` `.1.1.1.0.1.0.1.0` `.0.0.0.0.0.0.1.1` `.1.1.0.0.0.0.0.1` `.1.0.0.0.0.0.1.1` `.1.1.0.0.0.0.0.0` `.0.1.0.1.0.1.1.1` `.1.1.0.1.1.1.0.1`
	CROSSREFS	`Sequence in context: A017329 A068528 A061443 this_sequence A147426 A100437 A067533` `Adjacent sequences: A147492 A147493 A147494 this_sequence A147496 A147497 A147498`
	KEYWORD	`nonn`
	AUTHOR	`Ron Hardin (rhhardin(AT)att.net)`

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