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Number of (n+1) X 7 0..3 arrays with equal numbers of 2 X 2 subblocks with sum over 6 and with sum under 6.
0

%I #6 Jan 14 2017 09:36:55

%S 36036868,341710892328,4383051446506876,61479677322733089492,

%T 896829958958890405161724

%N Number of (n+1) X 7 0..3 arrays with equal numbers of 2 X 2 subblocks with sum over 6 and with sum under 6.

%C Column 6 of A183756.

%e Some solutions for 3 X 7:

%e ..0..0..0..2..2..3..3....0..0..0..2..3..1..0....0..0..0..3..3..3..2

%e ..0..0..0..0..3..3..2....0..0..0..0..2..3..3....0..0..0..0..3..2..2

%e ..0..0..0..3..1..2..3....0..0..0..3..3..0..3....0..0..0..3..2..3..3

%e ...

%e ...M..M..M..P..P..P.......M..M..M..P..P..P.......M..M..M..P..P..P...

%e ...M..M..M..P..P..P.......M..M..M..P..P..P.......M..M..M..P..P..P...

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 06 2011