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A234457 Number of (n+1) X (6+1) 0..5 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 1 (constant-stress 1 X 1 tilings). 0

%I

%S 16026240,1246417268,108833647220,10112283614188,968883628673536,

%T 94562060782336540,9313238635318242880,923173430231908792924,

%U 91746122270765342416988

%N Number of (n+1) X (6+1) 0..5 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 1 (constant-stress 1 X 1 tilings).

%e Some solutions for n=1:

%e 0 3 1 2 2 2 1 0 0 0 0 2 1 1 0 0 3 5 3 1 5

%e 0 4 3 3 2 1 1 0 1 0 1 4 2 3 0 1 3 4 3 0 3

%Y Column 6 of A234458.

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 26 2013

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Last modified January 29 19:50 EST 2023. Contains 359926 sequences. (Running on oeis4.)