A222614 Number of nX6 0..3 arrays with no more than floor(nX6/2) elements unequal to at least one horizontal, vertical or antidiagonal neighbor, with new values introduced in row major 0..3 order

14, 149, 3545, 85511, 2921905, 118162369, 5996281816, 346754406852, 21456580709691, 1373306350646075, 89477984746618739, 5875770793367315401, 386959176729149206835, 25518458960278102529389, 1684014920622795463665019

Offset

1,1

Comments

Column 6 of A222616

Links

R. H. Hardin, Table of n, a(n) for n = 1..23

Example

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

Crossrefs

Sequence in context: A067103 A081184 A032343 * A019521 A009614 A009802

Adjacent sequences: A222611 A222612 A222613 * A222615 A222616 A222617

Keyword

nonn

Author

R. H. Hardin Feb 26 2013

Status

approved