A236725 Number of (n+1)X(5+1) 0..2 arrays with the maximum plus the upper median plus the lower median minus the minimum of every 2X2 subblock equal

4227, 21829, 105206, 607539, 3413516, 21593010, 134575906, 924460811, 6207464355, 45401368428, 320074824585, 2438445808960, 17698173021054, 138099810742762, 1019098153303299, 8058980038095509, 60035917549887504

Offset

1,1

Comments

Column 5 of A236728

Links

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

Example

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

Crossrefs

Sequence in context: A167037 A031563 A031743 * A345580 A345837 A210092

Adjacent sequences: A236722 A236723 A236724 * A236726 A236727 A236728

Keyword

nonn

Author

R. H. Hardin, Jan 30 2014

Status

approved