id:A146440 - OEIS Search Results

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Number of n X n binary arrays symmetric about main diagonal with all ones connected only in a 1100-0100-0111 pattern in any orientation.

+0
1

1, 1, 1, 1, 3, 9, 23, 51, 307, 2165, 14201, 97965, 1157935, 17853615, 293568879, 5611957605, 149513863877, 5116952638951, 205718918489939 (list; graph; listen)

	OFFSET	`1,5`
	EXAMPLE	`Maximal 8 X 8 example` `.0.0.0.0.1.1.1.0` `.0.0.0.0.0.0.1.0` `.0.0.0.0.0.0.1.1` `.0.0.0.0.0.1.0.0` `.1.0.0.0.0.1.1.1` `.1.0.0.1.1.0.0.1` `.1.1.1.0.1.0.0.1` `.0.0.1.0.1.1.1.0`
	CROSSREFS	`Sequence in context: A146693 A064551 A005783 this_sequence A147126 A147212 A045883` `Adjacent sequences: A146437 A146438 A146439 this_sequence A146441 A146442 A146443`
	KEYWORD	`nonn`
	AUTHOR	`Ron Hardin (rhhardin(AT)att.net)`

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Last modified December 4 08:07 EST 2009. Contains 170310 sequences.

AT&T Labs Research