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A186216 Number of (n+1) X 7 0..2 arrays with every 2 X 2 subblock determinant equal to some horizontal or vertical neighbor 2 X 2 subblock determinant. 0
76263, 20738153, 2259545215, 363322785761, 49524283508081 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A186218.

LINKS

Table of n, a(n) for n=1..5.

EXAMPLE

Some solutions for 3 X 7

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

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

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

CROSSREFS

Cf. A186218.

Sequence in context: A096888 A049026 A187424 * A295818 A183744 A236709

Adjacent sequences:  A186213 A186214 A186215 * A186217 A186218 A186219

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 15 2011

STATUS

approved

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Last modified October 20 01:40 EDT 2021. Contains 348099 sequences. (Running on oeis4.)