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%I #4 May 17 2014 19:18:56
%S 14,46,174,723,3192,14648,68819,327821,1574161,7594177,36734890,
%T 177970751,862989003,4186822990,20318525824,98621961836,478737668736,
%U 2324053123861,11282584749066,54774608227458,265922223475021
%N Number of length n+3 0..4 arrays with no four elements in a row with pattern aabb (with a!=b) and new values 0..4 introduced in 0..4 order
%C Column 4 of A242584
%H R. H. Hardin, <a href="/A242580/b242580.txt">Table of n, a(n) for n = 1..210</a>
%F Empirical: a(n) = 11*a(n-1) -48*a(n-2) +131*a(n-3) -282*a(n-4) +452*a(n-5) -541*a(n-6) +530*a(n-7) -364*a(n-8) +176*a(n-9) -64*a(n-10)
%e Some solutions for n=4
%e ..0....0....0....0....0....0....0....0....0....0....0....0....0....0....0....0
%e ..0....0....0....1....0....1....0....1....1....1....1....1....1....1....1....1
%e ..0....0....1....2....1....0....1....1....2....1....1....1....2....1....2....2
%e ..1....0....0....1....0....1....2....2....0....0....1....2....0....0....3....3
%e ..0....0....2....3....0....2....3....0....3....2....2....1....1....2....1....1
%e ..2....0....2....1....2....0....1....2....3....2....3....2....3....1....4....2
%e ..1....0....0....0....3....3....3....0....0....0....4....2....3....0....1....4
%K nonn
%O 1,1
%A _R. H. Hardin_, May 17 2014