A202439 - OEIS

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A202439

Number of (n+2)X(n+2) binary arrays avoiding patterns 001 and 110 in rows, columns and nw-to-se diagonals

80, 226, 676, 1890, 5512, 15314, 45156, 126066, 375592, 1052546, 3159364, 8876866, 26794792, 75431922, 228696388 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`1,1`
	COMMENTS	`Diagonal of A202447`
	LINKS	`Table of n, a(n) for n=1..15.`
	EXAMPLE	`Some solutions for n=4` `..0..1..0..0..0..0....0..1..0..1..1..1....1..1..1..1..1..1....0..0..0..0..0..0` `..1..1..1..1..1..1....1..1..1..1..1..1....1..0..1..0..1..0....1..1..1..1..1..1` `..0..1..1..1..1..1....0..1..0..1..1..1....1..0..1..1..1..1....1..0..1..0..1..0` `..1..1..1..1..1..1....0..1..1..1..1..1....1..0..1..0..1..0....1..1..1..1..1..1` `..1..1..1..1..1..1....0..1..0..1..1..1....1..0..1..0..1..1....1..0..1..0..1..1` `..1..1..1..1..1..1....0..1..1..1..1..1....1..0..1..0..1..1....1..1..1..1..1..1`
	CROSSREFS	`Sequence in context: A044793 A359517 A211689 * A203355 A203348 A235098` `Adjacent sequences: A202436 A202437 A202438 * A202440 A202441 A202442`
	KEYWORD	`nonn`
	AUTHOR	`R. H. Hardin Dec 19 2011`
	STATUS	`approved`

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Last modified March 26 18:38 EDT 2023. Contains 361552 sequences. (Running on oeis4.)