A218651 T(n,k)=Number of nXk arrays of the minimum value of corresponding elements and their horizontal, vertical or antidiagonal neighbors in a random 0..3 nXk array

4, 4, 4, 16, 16, 16, 36, 66, 66, 36, 94, 292, 610, 292, 94, 236, 1280, 4946, 4946, 1280, 236, 602, 5644, 44712, 82188, 44712, 5644, 602, 1528, 24782, 391888, 1374954, 1374954, 391888, 24782, 1528, 3882, 108940, 3441914, 23370578, 45453172

Offset

1,1

Comments

Table starts

.....4........4...........16..............36..................94

.....4.......16...........66.............292................1280

....16.......66..........610............4946...............44712

....36......292.........4946...........82188.............1374954

....94.....1280........44712.........1374954............45453172

...236.....5644.......391888........23370578..........1519211492

...602....24782......3441914.......394655980.........50119569324

..1528...108940.....30316230......6688451956.......1664686049742

..3882...478862....266671334....113330380248......55271550032162

..9858..2104866...2346850058...1919929942392....1834389849757758

.25038..9252000..20652411898..32533805101006...60908824469453990

.63592.40667620.181738545458.551254991578840.2022184882918753962

Links

R. H. Hardin, Table of n, a(n) for n = 1..144

Example

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

Crossrefs

Column 1 is A218051

Sequence in context: A201625 A223824 A218056 * A298730 A218181 A231586

Adjacent sequences: A218648 A218649 A218650 * A218652 A218653 A218654

Keyword

nonn,tabl

Author

R. H. Hardin Nov 03 2012

Status

approved