A236700 Number of (n+1)X(3+1) 0..2 arrays colored with the maximum plus the lower median minus the upper median of every 2X2 subblock

2285, 23788, 259396, 2832926, 31409880, 343725916, 3791095422, 41527455416, 459098074574, 5029066110784, 55504920509010, 608331717330992, 6716712817122022, 73628966849798008, 812408328437073098

Offset

1,1

Comments

Column 3 of A236704

Links

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

Example

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

Crossrefs

Sequence in context: A203725 A247401 A264256 * A268892 A206663 A247990

Adjacent sequences: A236697 A236698 A236699 * A236701 A236702 A236703

Keyword

nonn

Author

R. H. Hardin, Jan 30 2014

Status

approved