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%I #4 Oct 12 2015 11:43:43
%S 1,14,1009,475539,3126162435,199878687706434,113626071226676220337,
%T 582273491524766112505402255
%N Number of (n+1)X(n+1) 0..2 arrays with each row and column divisible by 5, read as a base-3 number with top and left being the most significant digits.
%C Diagonal of A263224.
%e Some solutions for n=3
%e ..0..0..1..2....1..2..1..2....0..2..0..2....2..2..2..2....2..0..0..1
%e ..0..0..0..0....2..0..2..0....0..1..0..1....1..2..1..2....1..1..1..1
%e ..0..0..1..2....0..2..0..2....1..2..0..0....2..1..0..2....0..2..2..1
%e ..0..0..0..0....0..0..0..0....2..1..0..2....1..0..2..2....2..0..0..1
%Y Cf. A263224.
%K nonn
%O 1,2
%A _R. H. Hardin_, Oct 12 2015