id:A145997 - OEIS Search Results

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Number of n X n binary arrays with all ones connected only in a 3X3 plus 2,1 2,2 2,3 1,2 3,2.

+0
1

1, 1, 2, 5, 12, 51, 317, 2654, 30351, 489559, 11104536, 350752586, 15493779226, 954798521885, 82299096564021, 9909284745619443, 1667319814728326908, 391914922807260266420, 128722643370894309970881 (list; graph; listen)

	OFFSET	`1,3`
	EXAMPLE	`Maximal 8 X 8 example` `.0.0.0.0.1.0.0.0` `.0.1.0.1.1.1.0.0` `.1.1.1.0.1.0.1.0` `.0.1.0.1.0.1.1.1` `.0.0.1.1.1.0.1.0` `.0.1.0.1.0.1.0.0` `.1.1.1.0.1.1.1.0` `.0.1.0.0.0.1.0.0`
	CROSSREFS	`Sequence in context: A062272 A127137 A071787 this_sequence A067578 A109139 A038576` `Adjacent sequences: A145994 A145995 A145996 this_sequence A145998 A145999 A146000`
	KEYWORD	`nonn`
	AUTHOR	`Ron Hardin (rhhardin(AT)att.net), Oct 26 2008`

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

AT&T Labs Research