A219106 - OEIS

A219106

T(n,k)=Unmatched value maps: number of nXk binary arrays indicating the locations of corresponding elements not equal to any horizontal, vertical or antidiagonal neighbor in a random 0..2 nXk array

1, 2, 2, 4, 11, 4, 7, 42, 42, 7, 12, 154, 288, 154, 12, 21, 582, 1971, 1971, 582, 21, 37, 2199, 13674, 26145, 13674, 2199, 37, 65, 8287, 95146, 345529, 345529, 95146, 8287, 65, 114, 31240, 660556, 4591348, 8647530, 4591348, 660556, 31240, 114, 200, 117789

(list; table; graph; refs; listen; history; text; internal format)

OFFSET

1,2

COMMENTS

Table starts

...1......2........4.........7.........12..........21.........37........65

...2.....11.......42.......154........582........2199.......8287.....31240

...4.....42......288......1971......13674.......95146.....660556...4584620

...7....154.....1971.....26145.....345529.....4591348...60957131.808775383

..12....582....13674....345529....8647530...217909019.5486836181

..21...2199....95146...4591348..217909019.10432278539

..37...8287...660556..60957131.5486836181

..65..31240..4584620.808775383

.114.117789.31824915

.200.444096

.351

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..70

EXAMPLE

Some solutions for n=3 k=4

..0..1..0..0....0..1..1..0....1..0..0..1....1..0..0..0....1..0..0..0

..0..1..0..0....0..1..0..0....0..1..0..0....0..0..0..0....0..0..1..0

..0..0..1..0....0..0..0..0....0..1..1..1....0..1..0..0....0..0..1..0

CROSSREFS

Column 1 is A005251(n+2)

Sequence in context: A296739 A218823 A296599 * A219985 A220800 A220786

Adjacent sequences: A219103 A219104 A219105 * A219107 A219108 A219109

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin Nov 11 2012

STATUS

approved