%I #5 Mar 31 2012 12:37:02
%S 124,1884,248,478,3300,5446,16636,76664,227352,826274,3255608
%N Number of (n+2)X(n+2) 0..3 arrays with every 3X3 subblock having three equal elements in a row horizontally, vertically, diagonally or antidiagonally exactly three ways, and new values 0..3 introduced in row major order
%C Diagonal of A204642
%e Some solutions for n=3
%e ..0..0..0..0..0....0..1..2..2..0....0..0..0..0..0....0..0..1..2..0
%e ..0..0..0..0..0....0..1..2..2..0....0..0..0..0..0....0..0..1..2..0
%e ..1..1..1..1..1....0..1..2..2..0....1..1..1..1..1....0..0..1..2..0
%e ..1..1..1..1..1....0..1..2..2..0....1..1..1..1..1....0..0..1..2..0
%e ..0..0..0..0..0....0..1..2..2..0....0..0..0..0..0....0..0..1..2..0
%K nonn
%O 1,1
%A _R. H. Hardin_ Jan 17 2012
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