A184783 - OEIS

%I #4 Mar 31 2012 12:36:01

%S 107810856,34797264276,11238839929536,3617921434188172,

%T 1165690391152078172

%N Number of (n+2)X6 0..2 arrays with each 3X3 subblock nonsingular

%C Column 4 of A184784

%e Some solutions for 4X6

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Jan 21 2011