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A205168
Number of (n+1) X 7 0..3 arrays with every 2 X 2 subblock having unequal diagonal elements or unequal antidiagonal elements, and new values 0..3 introduced in row major order.
1
7594479, 84495589507, 940186880752830, 10461512493459648399, 116405840403665540209755, 1295254361100907855849613402, 14412368435597398387437153667773, 160367237634205038100384071460748125
OFFSET
1,1
COMMENTS
Column 6 of A205170.
LINKS
EXAMPLE
Some solutions for n=4
..0..1..2..2..1..0..0....0..0..1..2..0..3..3....0..0..0..1..0..1..2
..3..0..0..1..1..1..3....1..2..0..3..0..1..3....1..1..0..0..2..0..3
..3..3..2..0..0..2..1....2..0..3..3..3..2..3....2..1..1..0..0..3..1
..1..3..1..0..1..1..0....0..0..3..0..3..2..1....3..0..1..0..1..3..2
..2..3..2..1..1..0..3....0..2..2..3..1..0..1....3..1..3..2..2..1..1
CROSSREFS
Cf. A205170.
Sequence in context: A213462 A102334 A043668 * A307476 A237156 A233605
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 22 2012
STATUS
approved