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%I #9 Aug 20 2017 19:15:40
%S 8,116,2192,44220,956576,21522344,498111952,11767874940,282429537936,
%T 6863037256208,168456380799344,4169295414184440,103911670590189280,
%U 2605214026691600584,65651393478908052800,1661800897428959110140,42229293393638385042560
%N Number of prime 3-ary toroidal arrays with 3 rows and n columns.
%H Alois P. Heinz, <a href="/A291077/b291077.txt">Table of n, a(n) for n = 1..700</a>
%H Veronika Irvine, <a href="http://hdl.handle.net/1828/7495">Lace Tessellations: A mathematical model for bobbin lace and an exhaustive combinatorial search for patterns</a>, PhD Dissertation, University of Victoria, 2016. See Table A.2.
%K nonn
%O 1,1
%A _N. J. A. Sloane_, Aug 18 2017
%E More terms from _Alois P. Heinz_, Aug 20 2017
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