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A260105 Number of (n+2)X(7+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00000101 or 00010101 1
6068, 16453, 42372, 121800, 336302, 965197, 2703084, 7792018, 22113228, 63167136, 179982226, 513478377, 1462536224, 4168738950, 11886385630, 33880353109, 96579218388, 275361558899, 784995134662, 2237694214071, 6379091028140 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 7 of A260106
LINKS
EXAMPLE
Some solutions for n=4
..0..0..1..0..0..1..0..1..0....0..0..0..0..0..0..0..0..0
..0..1..0..0..0..0..1..0..1....0..0..1..0..0..0..0..0..0
..0..0..1..0..0..1..0..0..0....0..0..0..1..0..0..1..0..0
..0..1..0..0..0..0..1..0..0....1..0..1..0..0..0..0..1..0
..0..0..1..0..0..1..0..1..0....0..1..0..1..0..0..1..0..1
..0..1..0..0..0..0..0..0..0....0..0..0..0..0..0..0..0..0
CROSSREFS
Sequence in context: A251818 A241244 A241245 * A084804 A274360 A025515
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jul 16 2015
STATUS
approved

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Last modified April 12 07:56 EDT 2024. Contains 371626 sequences. (Running on oeis4.)