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A203083 Number of (n+2)X(n+2) binary arrays avoiding patterns 000 and 101 in rows and columns 0
98, 787, 7558, 112334, 2370796, 68989536, 2942039652, 179655879540, 15600032557062, 1955530152142929, 351771423028876126, 90632490221136217305 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Diagonal of A203091

LINKS

Table of n, a(n) for n=1..12.

EXAMPLE

Some solutions for n=3

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

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

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

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

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

CROSSREFS

Sequence in context: A239173 A233928 A233921 * A202370 A184608 A088736

Adjacent sequences:  A203080 A203081 A203082 * A203084 A203085 A203086

KEYWORD

nonn

AUTHOR

R. H. Hardin Dec 29 2011

STATUS

approved

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Last modified November 13 00:25 EST 2019. Contains 329083 sequences. (Running on oeis4.)