A209045 Number of nX6 0..3 arrays with no element equal the average of immediate neighbors vertically above and horizontally left of it

972, 1503212, 2364812680, 3724317998214, 5866193355938718, 9239962457023110368, 14554067523333615991960, 22924432479225632829691864, 36108778942762030367945973348, 56875733727363424301468394080962

Offset

1,1

Comments

Column 6 of A209047

Links

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

Example

Some solutions for n=4
..0..1..0..3..2..3....2..0..1..2..0..2....2..3..1..0..1..3....0..3..0..1..0..3
..1..2..2..1..3..2....3..0..1..3..2..0....0..0..1..1..2..3....3..0..2..1..0..1
..0..3..3..0..1..3....0..1..0..1..0..1....3..3..3..0..0..2....0..1..1..0..3..3
..2..1..1..2..1..1....3..3..3..3..3..0....1..1..3..1..0..0....1..2..3..3..0..3

Crossrefs

Sequence in context: A203375 A183359 A203030 * A209017 A232409 A275060

Adjacent sequences: A209042 A209043 A209044 * A209046 A209047 A209048

Keyword

nonn

Author

R. H. Hardin Mar 04 2012

Status

approved