A237388 Number of (n+1)X(4+1) 0..2 arrays colored with the maximum plus the upper median minus the minimum of every 2X2 subblock

12624, 183764, 2712486, 41204198, 629612266, 9678405410, 148794944054, 2283761004002, 34983096932494, 536585050368130, 8240252282574750, 126487165848399856, 1940113960361065176, 29764767650582758670

Offset

1,1

Comments

Column 4 of A237391

Links

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

Example

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

Crossrefs

Sequence in context: A254262 A254255 A254301 * A185529 A078957 A119076

Adjacent sequences: A237385 A237386 A237387 * A237389 A237390 A237391

Keyword

nonn

Author

R. H. Hardin, Feb 07 2014

Status

approved