A259951 Number of (n+2)X(7+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000000 00000001 or 00000101

4272, 34337, 438353, 2922457, 18564547, 159480543, 1328499316, 9776128436, 74163783119, 592385188191, 4627839825704, 35461188831863, 275231652348618, 2150568911134569, 16689842413232772, 129272181984273768

Offset

1,1

Comments

Column 7 of A259952

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

Example

Some solutions for n=2
..0..1..0..1..0..0..0..1..0....0..1..0..0..1..0..0..1..0
..0..0..1..0..0..0..0..0..0....0..0..0..0..0..0..0..0..1
..0..0..0..0..0..0..0..0..0....0..0..0..0..0..0..0..0..0
..0..0..0..0..0..0..0..1..0....0..0..0..0..0..1..0..0..0

Crossrefs

Cf. A259952

Sequence in context: A342565 A362877 A237459 * A101619 A239255 A252555

Adjacent sequences: A259948 A259949 A259950 * A259952 A259953 A259954

Keyword

nonn

Author

R. H. Hardin, Jul 10 2015

Status

approved