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A252627 Number of (n+2)X(5+2) 0..3 arrays with no row, column, diagonal or antidiagonal in any 3X3 subblock summing to 1 3 6 or 8 1
2130874, 45094726, 1793890764, 72359809802, 3005077558564, 124596853628274, 5165066847889682, 214414080897020708, 8901459799186347800, 369474414766197606432, 15335889466175404541508, 636574006019433151326960 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A252628

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..29

EXAMPLE

Some solutions for n=1

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

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

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

CROSSREFS

Sequence in context: A203786 A295478 A043630 * A323498 A138084 A231198

Adjacent sequences:  A252624 A252625 A252626 * A252628 A252629 A252630

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 19 2014

STATUS

approved

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Last modified August 20 07:48 EDT 2019. Contains 326143 sequences. (Running on oeis4.)