login
A232203
Number of (n+1)X(7+1) 0..2 arrays with every element both >= and <= some horizontal, vertical or antidiagonal neighbor
1
1270657, 4955798535, 16125727718291, 54098452658673021, 182361235082538718699, 614268969565470965614819, 2068734726208811311397436981, 6967263753083738967913587093853
OFFSET
1,1
COMMENTS
Column 7 of A232204
LINKS
EXAMPLE
Some solutions for n=1
..0..0..1..0..0..2..2..1....0..0..0..0..2..0..0..2....0..0..0..1..0..0..1..0
..0..2..2..2..0..1..1..1....0..0..1..2..2..0..0..2....0..1..1..0..2..2..2..0
CROSSREFS
Sequence in context: A254026 A254019 A254893 * A147670 A204397 A058894
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 20 2013
STATUS
approved