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A207299 Number of (n+1)X6 0..3 arrays with rows and columns of determinants of all 2X2 subblocks lexicographically nondecreasing 0

%I

%S 456043,521236935,380160979265,308913308209090,189688562729242206

%N Number of (n+1)X6 0..3 arrays with rows and columns of determinants of all 2X2 subblocks lexicographically nondecreasing

%C Column 5 of A207300

%e Some solutions for n=4

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

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Feb 16 2012

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Last modified May 27 16:48 EDT 2022. Contains 354110 sequences. (Running on oeis4.)