id:A146038 - OEIS Search Results

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Number of n X n binary arrays with all ones connected only in a 2X4 tee 1,1 1,2 1,3 2,3 1,4 in any orientation.

+0
1

1, 1, 1, 29, 249, 4021, 99935, 4398251, 362789159, 47338031953, 10727733486159, 4071858369077715 (list; graph; listen)

	OFFSET	`1,4`
	EXAMPLE	`Maximal 8 X 8 example` `.1.1.1.1.0.0.1.0` `.0.1.0.0.0.0.1.0` `.0.0.1.0.1.0.1.1` `.0.1.1.0.1.0.1.0` `.1.0.1.0.1.1.0.1` `.1.0.1.0.1.0.0.1` `.1.1.0.1.0.0.1.1` `.1.0.1.1.1.1.0.1`
	CROSSREFS	`Sequence in context: A126524 A027939 A146127 this_sequence A142683 A042634 A120823` `Adjacent sequences: A146035 A146036 A146037 this_sequence A146039 A146040 A146041`
	KEYWORD	`nonn`
	AUTHOR	`Ron Hardin (rhhardin(AT)att.net), Oct 26 2008`

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Last modified December 13 23:45 EST 2009. Contains 170824 sequences.