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A202718
Number of (n+3)X(n+3) binary arrays with no more than three of any consecutive four bits set in any row or column
0
41503, 14089479, 16878985502, 71167367871410, 1055277790676846818, 55803648810496645652897, 10454480376363017611676717695
OFFSET
1,1
COMMENTS
Diagonal of A202726
EXAMPLE
Some solutions for n=2
..0..0..0..0..0....0..0..0..1..0....1..1..0..0..1....0..1..1..1..0
..0..1..0..1..1....0..1..1..1..0....1..0..0..0..0....1..0..1..1..1
..1..0..1..1..1....0..1..1..0..0....0..0..1..0..1....1..0..0..1..0
..1..0..0..1..1....0..1..0..0..0....0..1..0..0..0....0..0..1..0..0
..1..1..1..0..0....0..0..1..0..1....0..1..1..0..0....0..1..0..0..0
CROSSREFS
Sequence in context: A236615 A202726 A202719 * A165114 A002879 A207049
KEYWORD
nonn
AUTHOR
R. H. Hardin Dec 23 2011
STATUS
approved