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 A206972 Number of nX6 0..3 arrays avoiding the pattern z-1 z-1 z in any row, column, nw-to-se diagonal or ne-to-sw antidiagonal 0

%I #4 Mar 31 2012 12:37:14

%S 3353,11242609,20232472915,36046917008352,63628877431006149

%N Number of nX6 0..3 arrays avoiding the pattern z-1 z-1 z in any row, column, nw-to-se diagonal or ne-to-sw antidiagonal

%C Column 6 of A206974

%e Some solutions for n=4

%e ..0..1..2..3..2..1....3..1..2..3..0..1....3..1..1..1..3..3....3..2..0..0..3..0

%e ..0..1..2..2..0..2....2..1..2..3..1..2....2..2..0..0..2..2....0..2..0..2..3..0

%e ..3..3..1..2..0..3....2..3..1..1..1..3....2..2..1..3..1..2....2..0..3..3..2..2

%e ..0..0..0..0..0..2....0..1..3..0..1..3....1..0..0..3..3..2....0..0..2..2..0..2

%K nonn

%O 1,1

%A _R. H. Hardin_ Feb 14 2012

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Last modified December 9 01:07 EST 2023. Contains 367681 sequences. (Running on oeis4.)