A205293 T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with permanents of 2X2 subblocks differing from horizontal and vertical neighbor permanents

81, 476, 476, 2766, 4836, 2766, 15728, 45914, 45914, 15728, 89630, 426086, 695725, 426086, 89630, 511044, 3972556, 10133550, 10133550, 3972556, 511044, 2913944, 37114078, 150096812, 234138348, 150096812, 37114078, 2913944, 16611380

Offset

1,1

Comments

Table starts

.......81........476.........2766..........15728.............89630

......476.......4836........45914.........426086...........3972556

.....2766......45914.......695725.......10133550.........150096812

....15728.....426086.....10133550......234138348........5509720956

....89630....3972556....150096812.....5509720956......207765391957

...511044...37114078...2227575108...130143053648.....7855617242012

..2913944..346714732..33047965838..3070051844636...296866931188932

.16611380.3237486306.489959337766.72396270820102.11214042190996292

Links

R. H. Hardin, Table of n, a(n) for n = 1..84

Example

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

Crossrefs

Sequence in context: A237678 A236635 A236775 * A205286 A253407 A253400

Adjacent sequences: A205290 A205291 A205292 * A205294 A205295 A205296

Keyword

nonn,tabl

Author

R. H. Hardin, Jan 25 2012

Status

approved