A183659 - OEIS

%I #4 Mar 31 2012 12:35:53

%S 473586,987762,2458590,6990906,21960366,74549082,269462670

%N Number of (n+1)X7 0..5 arrays with every 2x2 subblock summing to 10

%C Column 6 of A183662

%e Some solutions for 3X7

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Jan 06 2011