%I #8 Mar 12 2015 20:31:17
%S 1,0,6,0,39168,1357824,27443718,291096576,-11867773434,-909632040960,
%T -33941504512512,-822014874550272,-7737982685551872,
%U 465460035666923520,32929573125536994828,1241615351428411410432,30133833989484059781120,241406030006869666848768
%N 18th root of theta series in A109005.
%H N. Heninger, E. M. Rains and N. J. A. Sloane, <a href="http://arXiv.org/abs/math.NT/0509316">On the Integrality of n-th Roots of Generating Functions</a>, J. Combinatorial Theory, Series A, 113 (2006), 1732-1745.
%K sign
%O 0,3
%A _N. J. A. Sloane_ and _Nadia Heninger_, Aug 16 2005
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