A236196 Number of (n+1) X (2+1) 0..3 arrays colored with the upper median plus the lower median minus the minimum of every 2 X 2 subblock.

2936, 76340, 1971348, 51179036, 1330663048, 34586439766, 898451728732, 23340692708758, 606449327351216, 15757063282924732, 409388961057055582, 10636475509484365260, 276353315572536082076, 7180115918481602175568

Offset

1,1

Comments

Column 2 of A236198.

Links

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

Example

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

Crossrefs

Cf. A236198.

Sequence in context: A345598 A345857 A365899 * A054832 A368650 A068290

Adjacent sequences: A236193 A236194 A236195 * A236197 A236198 A236199

Keyword

nonn

Author

R. H. Hardin, Jan 20 2014

Status

approved