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A183694 Number of (n+1)X6 0..2 arrays with every 2X2 subblock nonsingular 1
77570, 14100346, 2525447442, 454422625582, 81648038954018, 14676897303777902, 2637896539171553758, 474135214633449382230, 85219676649134275574490, 15317213219261913579818506, 2753080520542386364222959598 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A183698

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..130

EXAMPLE

Some solutions for 3X6

..0..1..0..2..1..0....0..2..0..2..1..0....0..1..0..2..1..0....0..2..0..2..0..1

..1..0..1..0..2..1....1..0..2..0..2..1....2..0..1..0..1..1....2..0..2..0..1..1

..0..1..0..1..1..0....0..1..1..1..2..0....2..1..1..2..2..1....1..2..1..2..2..0

CROSSREFS

Sequence in context: A258543 A124489 A215662 * A206275 A249958 A232349

Adjacent sequences:  A183691 A183692 A183693 * A183695 A183696 A183697

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 06 2011

STATUS

approved

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Last modified January 21 00:11 EST 2022. Contains 350473 sequences. (Running on oeis4.)