login
A278092
Number of nX6 0..1 arrays with every element both equal and not equal to some elements at offset (-1,0) (-1,1) (0,-1) (0,1) or (1,0), with upper left element zero.
1
0, 76, 1758, 61123, 2066549, 70793904, 2422349439, 82874815951, 2835664463158, 97019475542749, 3319494247111980, 113574742220392231, 3885907205045957510, 132954445247657663120, 4548972877595971502424, 155640932005103851366049
OFFSET
1,2
COMMENTS
Column 6 of A278094.
LINKS
EXAMPLE
Some solutions for n=4
..0..0..1..0..0..1. .0..1..1..1..0..0. .0..0..1..0..0..1. .0..0..0..1..0..0
..1..1..1..0..0..1. .0..1..0..1..1..1. .1..1..1..0..0..1. .1..1..1..1..1..1
..0..1..0..0..0..0. .0..1..0..1..0..1. .1..0..0..1..0..0. .1..0..1..0..0..0
..0..1..0..1..1..1. .0..0..0..0..0..0. .0..1..1..1..1..0. .1..0..1..1..1..0
CROSSREFS
Cf. A278094.
Sequence in context: A060190 A156399 A232830 * A153177 A166191 A188400
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 11 2016
STATUS
approved