A236200 Number of (n+1)X(2+1) 0..3 arrays colored with the maximum plus the upper median minus the lower median minus the minimum of every 2X2 subblock

3020, 83520, 2333864, 65619060, 1841566940, 51632113352, 1448128801064, 40623532665624, 1139473381608100, 31960912057452172, 896485853549710468, 25146113875022759320, 705334357711075227400, 19784216961568761707632

Offset

1,1

Comments

Column 2 of A236202

Links

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

Example

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

Crossrefs

Sequence in context: A031816 A252381 A186394 * A252620 A104960 A255736

Adjacent sequences: A236197 A236198 A236199 * A236201 A236202 A236203

Keyword

nonn

Author

R. H. Hardin, Jan 20 2014

Status

approved