A205282 Number of 3X(n+1) 0..3 arrays with 2X2 subblock determinants differing from horizontal neighbors and permanents differing from vertical neighbors

3184, 131918, 5557912, 233119498, 9769758666, 409681200668, 17175724387528, 720128901237814, 30192485824753436, 1265870165015205340, 53073656509181496336, 2225199630716712847004, 93295117120362529687400

Offset

1,1

Comments

Row 2 of A205281

Links

R. H. Hardin, Table of n, a(n) for n = 1..32

Example

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

Crossrefs

Sequence in context: A023337 A236131 A205034 * A324634 A115932 A187936

Adjacent sequences: A205279 A205280 A205281 * A205283 A205284 A205285

Keyword

nonn

Author

R. H. Hardin Jan 24 2012

Status

approved