A184151 - OEIS

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A184151

1/4 the number of (n+1)X8 0..3 arrays with every 2X2 subblock having at least two equal elements connected horizontally or vertically

97806031, 783273204631, 6038729388705523, 46821946289531019895, 362749037617728870936121, 2810726734347901488302111479 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`1,1`
	COMMENTS	`Column 7 of A184153`
	LINKS	`Table of n, a(n) for n=1..6.`
	EXAMPLE	`Some solutions for 3X8 with a(1,1)=0` `..0..0..0..0..0..1..3..1....0..0..0..0..0..0..3..1....0..0..0..0..0..1..1..1` `..0..0..0..0..0..1..3..3....0..0..0..0..0..0..2..1....0..0..0..0..0..0..1..1` `..0..0..0..0..0..1..0..3....0..0..0..0..0..0..0..0....0..0..0..0..0..2..1..1`
	CROSSREFS	`Sequence in context: A075010 A214559 A326183 * A096710 A322682 A322692` `Adjacent sequences: A184148 A184149 A184150 * A184152 A184153 A184154`
	KEYWORD	`nonn`
	AUTHOR	`R. H. Hardin Jan 09 2011`
	STATUS	`approved`

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Last modified March 26 17:26 EDT 2023. Contains 361551 sequences. (Running on oeis4.)