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A254852 Number of (n+2)X(6+2) 0..1 arrays with no 3x3 subblock diagonal sum one and no antidiagonal sum two 1
38416, 42436, 87616, 271441, 902500, 3316041, 12013156, 42016324, 136936804, 443439364, 1467043204, 5190626116, 18319622500, 64283545764, 214374556036, 710928903556, 2357643553444, 8182197086116, 28358415368644, 99194229736900 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A254854

LINKS

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

EXAMPLE

Some solutions for n=3

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

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

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

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

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

CROSSREFS

Sequence in context: A248690 A050777 A050765 * A203792 A013873 A050766

Adjacent sequences:  A254849 A254850 A254851 * A254853 A254854 A254855

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 08 2015

STATUS

approved

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Last modified December 16 07:12 EST 2018. Contains 318158 sequences. (Running on oeis4.)