A202370 - OEIS

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A202370

Number of (n+2)X(n+2) binary arrays avoiding patterns 001 and 111 in rows and columns

98, 824, 7349, 62033, 589613, 5444710, 51833855, 500733797, 4838603161, 47316275496, 463941283342

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

Diagonal of A202378

LINKS

Table of n, a(n) for n=1..11.

EXAMPLE

Some solutions for n=4

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

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

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

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

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

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

CROSSREFS

Sequence in context: A233928 A233921 A203083 * A184608 A088736 A292552

Adjacent sequences: A202367 A202368 A202369 * A202371 A202372 A202373

KEYWORD

nonn

AUTHOR

R. H. Hardin Dec 18 2011

STATUS

approved