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A265465
Number of nX7 0..n+7-2 arrays with upper left zero and lower right n+7-2 and each element differing from its horizontal and antidiagonal neighbors by one or two.
1
79, 46898, 25855219, 18032679492, 14031585901207, 9188739329021395, 6109458550119472926, 4497609382425392134864, 3129522404719291576574593, 2108536407604745793629208440, 1492937943783342517758330275744
OFFSET
1,1
COMMENTS
Column 7 of A265466.
LINKS
EXAMPLE
Some solutions for n=2
..0..2..4..2..3..5..7....0..2..3..5..3..1..3....0..1..3..2..3..5..7
..4..6..4..2..4..5..7....3..5..6..4..3..5..7....3..5..4..5..7..5..7
CROSSREFS
Cf. A265466.
Sequence in context: A363515 A251365 A023343 * A138917 A265589 A116327
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 09 2015
STATUS
approved