A260245 Number of (n+2)X(5+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00000101 or 00001001

1598, 3026, 8242, 14045, 38280, 122048, 238852, 523742, 1565104, 3971668, 8022956, 20813200, 57401848, 128904402, 294881048, 796376738, 1970767384, 4434114134, 11116178928, 28746082714, 67430459184, 160189504544, 409946518912

Offset

1,1

Comments

Column 5 of A260248

Links

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

R. H. Hardin, Empirical recurrence of order 86

Formula

Empirical recurrence of order 86 (see link above)

Example

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

Crossrefs

Cf. A260248

Sequence in context: A340532 A189456 A084427 * A282158 A252110 A224951

Adjacent sequences: A260242 A260243 A260244 * A260246 A260247 A260248

Keyword

nonn

Author

R. H. Hardin, Jul 20 2015

Status

approved