A260498 Number of (n+2)X(5+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00000011 or 00001011

722, 942, 2420, 4471, 5848, 13651, 30590, 44345, 86146, 202955, 340992, 594727, 1337766, 2512086, 4297330, 8969180, 17849718, 31376221, 61476268, 124563766, 227374104, 429574195, 863869040, 1628973770, 3037581452, 5999977346

Offset

1,1

Comments

Column 5 of A260501

Links

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

R. H. Hardin, Empirical recurrence of order 88

Formula

Empirical recurrence of order 88 (see link above)

Example

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

Crossrefs

Cf. A260501

Sequence in context: A139154 A139165 A229049 * A259721 A133531 A206006

Adjacent sequences: A260495 A260496 A260497 * A260499 A260500 A260501

Keyword

nonn

Author

R. H. Hardin, Jul 27 2015

Status

approved