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%I #5 Nov 16 2016 12:37:14
%S 2,6,20,72,268,876,3236,12284,42396,159876,614936,2198628,8407796,
%T 32629532,119560228,461654712,1803031416,6724605836,26147874800,
%U 102596362036,387701367548,1515422726468,5694815620420,22229878552752
%N Number of length n 0..3 arrays with each partial sum starting from the beginning no more than one standard deviation from its mean.
%C Column 3 of A244788
%H R. H. Hardin, <a href="/A244783/b244783.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=10
%e ..2....2....2....2....2....2....2....2....1....2....2....2....2....1....2....2
%e ..2....1....0....0....1....0....0....0....2....1....0....2....2....2....2....2
%e ..1....0....2....3....0....1....1....2....0....3....2....2....0....0....0....2
%e ..1....1....0....1....2....3....2....2....1....0....0....2....2....2....2....0
%e ..1....1....3....3....3....0....1....3....1....2....2....1....2....3....1....1
%e ..0....3....2....0....1....1....1....1....3....3....3....2....2....2....0....2
%e ..2....3....0....1....1....2....3....0....1....2....0....1....3....0....3....3
%e ..1....0....1....2....0....2....1....1....2....0....2....1....2....2....3....0
%e ..2....1....2....0....3....1....0....2....3....1....2....0....1....3....0....2
%e ..0....0....2....1....1....3....2....2....3....0....1....2....0....0....1....2
%K nonn
%O 1,1
%A _R. H. Hardin_, Jul 06 2014
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