%I #4 Mar 31 2012 12:37:24
%S 877,76282138,122941305336223,1203020866861467699281,
%T 44686267945588240647176350202,4816230734184037369523912393674851309
%N Number of nX7 nonnegative integer arrays with new values 0 upwards introduced in row major order and no element equal to any antidiagonal neighbor (colorings ignoring permutations of colors)
%C Column 7 of A208788
%e Some solutions for n=4
%e ..0..0..0..0..0..0..0....0..0..0..0..0..0..0....0..0..0..0..1..0..0
%e ..1..1..1..1..1..1..0....1..1..1..1..1..1..0....1..1..1..0..1..1..0
%e ..2..0..0..0..0..1..0....0..0..2..0..0..1..3....0..0..1..0..0..1..1
%e ..1..1..1..1..0..1..0....1..1..1..2..0..0..1....1..0..1..1..0..0..1
%K nonn
%O 1,1
%A _R. H. Hardin_ Mar 01 2012
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