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A185613 Number of (n+1)X5 0..2 arrays with every 2X2 subblock sum equal to some horizontal or vertical neighbor 2X2 subblock sum 0

%I #4 Mar 31 2012 12:36:02

%S 3645,313105,16830089,1099131565,68751907871,4433660417573

%N Number of (n+1)X5 0..2 arrays with every 2X2 subblock sum equal to some horizontal or vertical neighbor 2X2 subblock sum

%C Column 4 of A185614

%e Some solutions for 3X5

%e ..0..2..0..2..1....0..0..2..1..0....0..2..1..2..1....0..0..1..2..0

%e ..1..0..2..0..1....1..1..1..2..0....1..1..1..1..1....1..1..0..1..1

%e ..1..1..1..2..2....0..0..2..1..0....1..1..2..2..2....0..0..0..0..2

%K nonn

%O 1,1

%A _R. H. Hardin_ Jan 31 2011

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Last modified April 25 05:56 EDT 2024. Contains 371964 sequences. (Running on oeis4.)