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A202566 Number of (n+3)X(n+3) binary arrays with no more than two of any consecutive four bits set in any row or column 0
7343, 713977, 190831031, 133595643125, 237078101794811, 1113579994706467210 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Diagonal of A202574

LINKS

Table of n, a(n) for n=1..6.

EXAMPLE

Some solutions for n=2

..0..1..0..0..1....0..1..0..1..0....1..0..0..1..0....1..0..0..1..1

..0..0..1..1..0....1..0..0..1..1....1..0..1..0..1....1..0..1..0..1

..0..1..0..1..0....1..0..1..0..0....0..1..0..1..0....0..1..0..0..0

..0..0..0..0..1....0..1..1..0..0....0..0..0..0..0....0..0..0..0..0

..1..1..0..0..1....0..1..0..1..0....1..0..1..0..0....1..0..0..0..1

CROSSREFS

Sequence in context: A097696 A202574 A202567 * A204507 A295002 A235951

Adjacent sequences:  A202563 A202564 A202565 * A202567 A202568 A202569

KEYWORD

nonn

AUTHOR

R. H. Hardin Dec 21 2011

STATUS

approved

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Last modified May 19 12:03 EDT 2022. Contains 353833 sequences. (Running on oeis4.)