A206761 T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with every 2X3 or 3X2 subblock having no more than three equal edges, and new values 0..2 introduced in row major order

14, 106, 106, 861, 2187, 861, 7010, 46860, 46860, 7010, 56970, 1002015, 2668146, 1002015, 56970, 463064, 21403411, 151490088, 151490088, 21403411, 463064, 3764188, 457325164, 8593845900, 22816914744, 8593845900, 457325164, 3764188

Offset

1,1

Comments

Table starts

.......14..........106..............861.................7010

......106.........2187............46860..............1002015

......861........46860..........2668146............151490088

.....7010......1002015........151490088..........22816914744

....56970.....21403411.......8593845900........3433011146796

...463064....457325164.....487641463195......516680726881281

..3764188...9771502433...27669705981731....77761210840373532

.30597928.208781853511.1570026011774797.11703109168740768786

Links

R. H. Hardin, Table of n, a(n) for n = 1..84

Example

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

Crossrefs

Sequence in context: A061179 A285752 A076128 * A190868 A125351 A126509

Adjacent sequences: A206758 A206759 A206760 * A206762 A206763 A206764

Keyword

nonn,tabl

Author

R. H. Hardin Feb 12 2012

Status

approved