A238060 Number of (n+1)X(3+1) 0..3 arrays with the maximum plus the lower median minus the upper median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one.

14429, 373572, 9814274, 262520800, 6977336094, 184559576240, 4896168992178, 130300801140848, 3460857040227988, 91752190849368036, 2436945806893773614, 64734113272662248736, 1719213625840543673114, 45616366483261333652780

Offset

1,1

Comments

Column 3 of A238063

Links

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

Example

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

Crossrefs

Sequence in context: A384841 A234977 A250960 * A210050 A203815 A076165

Adjacent sequences: A238057 A238058 A238059 * A238061 A238062 A238063

Keyword

nonn

Author

R. H. Hardin, Feb 17 2014

Status

approved