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A280361
Number of nX6 0..2 arrays with no element equal to more than one of its horizontal and vertical neighbors and with new values introduced in order 0 sequentially upwards.
1
82, 9188, 924579, 97147710, 10144351660, 1061399606602, 111020011111453, 11613529410292966, 1214844953592240427, 127080650055334484381, 13293449766186695244141, 1390580270989675054905421
OFFSET
1,1
COMMENTS
Column 6 of A280362.
LINKS
EXAMPLE
Some solutions for n=2
..0..1..0..1..1..0. .0..1..2..0..1..0. .0..0..1..2..1..0. .0..1..2..0..1..1
..1..0..1..0..0..1. .2..0..2..0..2..1. .1..2..1..0..1..0. .2..1..0..2..0..0
CROSSREFS
Cf. A280362.
Sequence in context: A116142 A054214 A093241 * A280671 A241129 A289330
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 01 2017
STATUS
approved