A236707 Number of (n+1)X(3+1) 0..2 arrays colored with the maximum plus the upper median minus the lower median of every 2X2 subblock

2464, 27406, 313360, 3607280, 42032622, 489450096, 5684197999, 65906387212, 766873371754, 8913443952908, 103612111355697, 1202886239821584, 13988182456654980, 162511259648563310, 1889267916947029629

Offset

1,1

Comments

Column 3 of A236710

Links

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

Example

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

Crossrefs

Sequence in context: A043823 A043468 A020431 * A304554 A152497 A365022

Adjacent sequences: A236704 A236705 A236706 * A236708 A236709 A236710

Keyword

nonn

Author

R. H. Hardin, Jan 30 2014

Status

approved