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A256734
Number of (n+2)X(7+2) 0..1 arrays with no 3x3 subblock diagonal sum zero and no antidiagonal sum three
1
12865280, 1047687424, 65927512064, 4910514177024, 337855448236032, 23679083944969216, 1660456237166444544, 116231639047144574976, 8123935526478378696704, 568293011012555646713856
OFFSET
1,1
COMMENTS
Column 7 of A256735
LINKS
EXAMPLE
Some solutions for n=1
..0..0..0..0..0..0..0..0..0....0..0..0..0..0..0..0..0..0
..1..1..0..1..0..1..0..1..0....0..0..1..0..1..1..1..1..0
..0..0..0..1..1..1..1..1..0....0..1..1..1..1..0..0..1..1
CROSSREFS
Sequence in context: A147749 A175753 A251472 * A237034 A210182 A210412
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 09 2015
STATUS
approved