%I #5 Mar 31 2012 12:36:21
%S 1,2,4,11,30,103,423,1898,9186,48459,277813,1682335,10842496,73622545,
%T 532098309,4013332419,31553670222,258169433450,2231159821028,
%U 19826045896926,182181813932571,1733395478474786,17237091890882863
%N Number of size n nonnegative integer arrays with new values introduced in increasing order from 0, and no 4 consecutive elements totalling n or more
%H R. H. Hardin, <a href="/A193059/b193059.txt">Table of n, a(n) for n = 1..61</a>
%e Some solutions for n=8
%e ..0....0....0....0....0....0....0....0....0....0....0....0....0....0....0....0
%e ..1....1....1....1....1....0....1....1....1....1....1....1....0....1....1....0
%e ..2....2....0....1....1....1....1....0....0....1....0....1....1....1....2....1
%e ..0....0....0....1....0....2....2....2....1....1....0....0....1....2....1....1
%e ..1....0....0....2....2....0....2....1....2....2....2....0....1....2....0....2
%e ..1....2....2....3....0....0....1....3....0....1....0....2....2....1....0....1
%e ..1....0....2....0....0....0....0....1....1....0....3....2....0....2....3....3
%e ..1....1....2....2....3....3....1....2....3....2....2....0....2....2....0....1
%K nonn
%O 1,2
%A _R. H. Hardin_ Jul 15 2011
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