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A255081
Number of (n+2)X(7+2) 0..1 arrays with no 3x3 subblock diagonal sum one and no antidiagonal sum one
1
418200, 7070281, 170527280, 2916864064, 60755627185, 1389939607849, 29652533456379, 631682065157796, 13873313158089840, 301813198275078400, 6529986007410270600, 141995549130168315024, 3088910037098708106544
OFFSET
1,1
COMMENTS
Column 7 of A255082
LINKS
EXAMPLE
Some solutions for n=1
..0..1..0..1..0..1..1..1..0....0..1..0..0..0..1..1..0..1
..0..1..1..1..1..0..1..0..1....0..1..0..1..0..1..0..0..1
..1..1..1..0..1..0..0..1..1....1..0..1..1..1..0..1..1..1
CROSSREFS
Sequence in context: A151838 A259404 A116936 * A206315 A184373 A164729
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 14 2015
STATUS
approved