%I #7 Sep 04 2022 22:13:32
%S 6,105,8225,2926875,4979240000,42202810636875,1834917191105643750,
%T 417950382118605762343750,506715938159533635294561406250,
%U 3310954206264728900087517291318046875
%N Number of n X n symmetric 0..5 arrays with rows, considered as 6-ary numbers, in strictly increasing order.
%H R. H. Hardin, <a href="/A162130/b162130.txt">Table of n, a(n) for n=1..11</a>
%K nonn
%O 1,1
%A _R. H. Hardin_, Jun 25 2009