A260499 Number of (n+2)X(6+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00000011 or 00001011

1600, 2115, 5219, 9616, 13651, 31078, 67993, 103520, 205769, 478636, 814781, 1474039, 3329758, 6280086, 11053808, 23440140, 46913222, 84184848, 168447589, 344315004, 638782384, 1233316423, 2511417269, 4802082633, 9139233197

Offset

1,1

Comments

Column 6 of A260501

Links

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

Example

Some solutions for n=4
..0..0..0..0..0..0..0..1....1..0..0..0..1..0..0..1....1..0..0..0..0..0..1..0
..0..0..1..1..0..0..1..1....1..1..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..0..0....0..0..0..1..0..0..0..0
..0..0..0..0..0..0..0..0....1..0..0..0..0..0..0..1....1..0..0..1..0..0..1..0
..0..0..1..1..0..0..1..0....1..0..0..1..1..0..0..0....0..0..0..0..0..0..1..1
..0..0..0..0..0..0..1..0....0..0..0..0..0..0..0..0....0..0..0..0..0..0..0..1

Crossrefs

Cf. A260501

Sequence in context: A282158 A252110 A224951 * A309562 A043412 A202096

Adjacent sequences: A260496 A260497 A260498 * A260500 A260501 A260502

Keyword

nonn

Author

R. H. Hardin, Jul 27 2015

Status

approved