A265600 - OEIS

A265600

Number of n X 7 0..n*7-1 arrays with upper left zero and lower right n*7-1 and each element differing from its horizontal, vertical and antidiagonal neighbors by a power of two.

456, 1627, 534268, 19333806, 7124418191, 108447811968, 618833411493090, 793110858664665, 1573398218250767384, 57223609153517566156, 204578625923507863105689, 634520646697818868463969

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OFFSET

1,1

COMMENTS

Column 7 of A265601.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..15

EXAMPLE

Some solutions for n=2

..0..8.10..9..8..7..9....0..2..1..3..5..7..9....0..8.10..6..5..7..9

..4.12.11..7..9..5.13....1..3..5..1..9.11.13....4..6..8..7..6..5.13

CROSSREFS