id:A068472 - OEIS Search Results

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Number of n X n binary matrices with every 1 having at most 3 adjacent 1's.

+0
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2, 16, 496, 58640, 26536192, 45851039232, 302758305892480, 7638804476736307712, 736437724731312162567680, 271287639195997221896855543808, 381862430868672544566361613406502912 (list; graph; listen)

	OFFSET	`1,1`
	CROSSREFS	`No adjacent 1's A006506, one adjacent 1 A067968.` `Sequence in context: A012461 A012458 A012171 this_sequence A140310 A140311 A012389` `Adjacent sequences: A068469 A068470 A068471 this_sequence A068473 A068474 A068475`
	KEYWORD	`nonn`
	AUTHOR	`Ron Hardin (rhhardin(AT)att.net), Mar 10 2002`

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Last modified December 10 12:37 EST 2009. Contains 170569 sequences.

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