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A252622 Number of (7+2)X(n+2) 0..3 arrays with every 3X3 subblock row and diagonal sum equal to 0 3 5 6 or 8 and every 3X3 column and antidiagonal sum not equal to 0 3 5 6 or 8 1
9927, 75859, 342559, 1597203, 11003134, 51303874, 264208755, 1700337789, 7930822332, 41993076275, 265748176256, 1237282428489, 6597940218231, 41627282814007, 193554922117798, 1034078382568668, 6523826189348209 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Row 7 of A252615

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=2

..0..2..1..2....1..2..0..1....0..3..2..0....0..3..2..3....3..3..2..0

..2..3..3..2....3..2..0..3....1..2..2..1....2..3..0..2....2..3..3..2

..0..2..3..3....0..3..2..3....0..2..3..0....2..1..2..2....2..1..2..2

..2..2..1..2....1..2..2..1....3..3..2..0....3..3..2..3....0..3..2..3

..2..3..3..2....3..2..3..0....1..2..2..1....2..3..0..2....2..3..0..2

..3..2..3..0....3..3..2..0....0..2..3..0....2..1..2..2....2..1..2..2

..2..2..1..2....1..2..2..1....0..3..2..0....0..3..2..3....3..0..2..3

..2..3..3..2....3..2..0..3....1..2..2..1....2..3..3..2....2..0..3..2

..3..2..0..3....3..3..0..3....0..2..3..3....2..1..2..2....2..1..2..2

CROSSREFS

Sequence in context: A145381 A212401 A252227 * A031856 A252573 A266917

Adjacent sequences:  A252619 A252620 A252621 * A252623 A252624 A252625

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 19 2014

STATUS

approved

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Last modified December 1 12:50 EST 2020. Contains 338833 sequences. (Running on oeis4.)