A237209 Number of (n+1)X(6+1) 0..3 arrays with the upper median plus the lower median minus the minimum of every 2X2 subblock equal

581660, 31758656, 1448414238, 89734494932, 4937949728725, 316488296606660, 18626989825961382, 1223575898046133510, 74470416745873430410, 4982064575627911752987, 309072249721839616418654

Offset

1,1

Comments

Column 6 of A237211

Links

R. H. Hardin, Table of n, a(n) for n = 1..21

Example

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

Crossrefs

Sequence in context: A204731 A119402 A187374 * A234226 A190682 A231253

Adjacent sequences: A237206 A237207 A237208 * A237210 A237211 A237212

Keyword

nonn

Author

R. H. Hardin, Feb 05 2014

Status

approved