A236638 Number of (n+1)X(4+1) 0..2 arrays colored with the maximum plus the upper median plus the minimum of every 2X2 subblock

16588, 334180, 6889628, 148743254, 3132727426, 66206031424, 1403054072202, 29844445444698, 632053745762858, 13385709195361874, 283804232369419162, 6020760288922027448, 127615871031872271432, 2704641730285077980718

Offset

1,1

Comments

Column 4 of A236640

Links

R. H. Hardin, Table of n, a(n) for n = 1..145

Example

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

Crossrefs

Sequence in context: A234374 A234380 A234381 * A250930 A210272 A183657

Adjacent sequences: A236635 A236636 A236637 * A236639 A236640 A236641

Keyword

nonn

Author

R. H. Hardin, Jan 29 2014

Status

approved