A184693 - OEIS

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A184693

1/3 the number of nX8 0..2 arrays with no element equal both to the element above and to the element to its left

2187, 6291456, 17666296320, 49534593003552, 138877768818516672, 389362817519503469280, 1091631544523681779567680, 3060537246479645213149335744, 8580631691388515533867028831616 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`1,1`
	COMMENTS	`Column 8 of A184694`
	LINKS	`R. H. Hardin, Table of n, a(n) for n = 1..114`
	EXAMPLE	`Some solutions for 3X8 with a(1,1)=0` `..0..0..0..0..0..0..0..1....0..0..0..1..0..0..0..1....0..0..0..0..0..0..2..2` `..0..1..1..1..2..2..2..0....0..1..1..2..0..1..0..1....0..1..1..1..2..1..1..1` `..0..0..0..0..2..0..1..0....0..0..0..0..1..2..2..1....0..0..0..0..2..2..2..2`
	CROSSREFS	`Sequence in context: A223794 A223980 A223575 * A017023 A017107 A018875` `Adjacent sequences: A184690 A184691 A184692 * A184694 A184695 A184696`
	KEYWORD	`nonn`
	AUTHOR	`R. H. Hardin Jan 20 2011`
	STATUS	`approved`

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Last modified May 23 12:11 EDT 2013. Contains 225587 sequences.