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A183673 Number of (n+1)X(n+1) 0..7 arrays with every 2X2 subblock summing to 14 0

%I

%S 344,10088,252920,5836328,128141624

%N Number of (n+1)X(n+1) 0..7 arrays with every 2X2 subblock summing to 14

%C Diagonal of A183680

%e Some solutions for 3X3

%e ..5..2..1....6..1..3....5..2..5....5..0..3....6..6..0....2..2..3....4..4..0

%e ..0..7..4....2..5..5....4..3..4....4..5..6....0..2..6....7..3..6....1..5..5

%e ..6..1..2....5..2..2....7..0..7....2..3..0....7..5..1....4..0..5....4..4..0

%K nonn

%O 1,1

%A _R. H. Hardin_ Jan 06 2011

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Last modified August 11 00:55 EDT 2022. Contains 356046 sequences. (Running on oeis4.)