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%I #6 Apr 11 2022 18:20:40
%S 3372,11436,39072,133872,459276,1576148,5407584,18555016,63680912,
%T 218584848,750346316,2575822244,8842376738,30354462070,104202513840,
%U 357714016466,1227990754114,4215556651472,14471543850286,49679225175954
%N Number of length n+5 0..3 arrays with no three disjoint pairs in any consecutive six terms having the same sum.
%C Column 3 of A248448.
%H R. H. Hardin, <a href="/A248443/b248443.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=4
%e ..3....2....2....2....3....3....1....3....2....1....1....2....3....2....2....3
%e ..0....3....0....1....2....2....0....2....0....0....0....3....0....0....2....0
%e ..2....2....1....0....1....0....2....2....3....3....0....0....1....1....0....2
%e ..3....0....2....2....0....1....3....0....0....2....3....3....1....3....2....3
%e ..1....1....0....2....0....0....2....1....1....0....0....3....3....0....2....3
%e ..1....3....0....0....2....1....3....0....1....1....2....2....0....1....3....1
%e ..1....3....2....2....3....0....2....2....3....0....1....2....1....2....2....2
%e ..1....1....0....3....0....2....1....2....2....1....1....0....2....0....1....0
%e ..1....2....0....3....1....0....2....2....3....3....1....0....1....2....1....1
%Y Cf. A248448.
%K nonn
%O 1,1
%A _R. H. Hardin_, Oct 06 2014