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 A205168 Number of (n+1)X7 0..3 arrays with every 2X2 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 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 6 of A205170 LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 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 Sequence in context: A213462 A102334 A043668 * A237156 A233605 A204803 Adjacent sequences:  A205165 A205166 A205167 * A205169 A205170 A205171 KEYWORD nonn AUTHOR R. H. Hardin Jan 22 2012 STATUS approved

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