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A254976
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Number of (n+2)X(6+2) 0..1 arrays with no 3x3 subblock diagonal sum 0 or 1 and no antidiagonal sum 0 or 1 and no row sum 0 and no column sum 0
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1
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30529, 518534, 9673960, 120085764, 1760294428, 26791709738, 386436174713, 5591072360971, 82384470012045, 1203025247852858, 17542055323570139, 256530510620991822, 3749671827558423780, 54765156472884714791
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OFFSET
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1,1
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COMMENTS
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LINKS
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EXAMPLE
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Some solutions for n=1
..0..1..1..1..1..1..1..1....0..1..1..1..0..1..0..1....1..1..1..1..1..0..1..0
..1..1..1..0..1..1..1..0....1..1..1..1..1..1..1..0....1..1..1..1..1..0..1..0
..0..1..1..1..1..0..1..1....1..0..1..1..1..1..1..1....1..1..0..1..1..1..1..1
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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