A222539 Number of nX6 0..1 arrays with no more than floor(nX6/2) elements unequal to at least one horizontal, diagonal or antidiagonal neighbor, with new values introduced in row major 0..1 order

10, 54, 361, 3293, 33612, 371241, 4214575, 48672973, 567352766, 6655462805, 78403172647, 926676233758, 10982869875552, 130467245586749, 1553025291361667, 18519258525166888, 221192107909322692

Offset

1,1

Comments

Column 6 of A222541

Links

R. H. Hardin, Table of n, a(n) for n = 1..50

Example

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

Crossrefs

Sequence in context: A057586 A213120 A198770 * A219623 A284757 A303608

Adjacent sequences: A222536 A222537 A222538 * A222540 A222541 A222542

Keyword

nonn

Author

R. H. Hardin Feb 24 2013

Status

approved