A222520 Number of nX6 0..3 arrays with exactly floor(nX6/2) elements unequal to at least one king-move neighbor, with new values introduced in row major 0..3 order

8, 114, 1302, 26513, 459702, 15047384, 403328822, 32347515041, 1232881699540, 121450541699548, 4853507073442748, 493976449729124341, 19993012391256769246, 2032635985704237437326, 82875504826818513459334

Offset

1,1

Comments

Column 6 of A222522

Links

R. H. Hardin, Table of n, a(n) for n = 1..25

Example

Some solutions for n=4
..0..0..0..1..1..1....0..0..1..1..1..1....0..0..0..0..1..0....0..0..1..1..1..1
..0..0..0..2..1..1....2..2..1..1..1..1....0..0..0..0..1..2....1..0..1..1..1..1
..0..0..0..2..1..1....1..1..1..1..1..1....0..0..0..0..2..0....0..2..1..1..1..1
..0..0..0..0..1..1....0..2..1..1..1..1....0..0..0..0..3..0....0..3..1..1..1..1

Crossrefs

Sequence in context: A023814 A217772 A062126 * A220635 A113670 A347019

Adjacent sequences: A222517 A222518 A222519 * A222521 A222522 A222523

Keyword

nonn

Author

R. H. Hardin Feb 23 2013

Status

approved