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%I #22 Jan 26 2019 02:15:26
%S 0,1,524288,101957062669641,27265063485978531856384,
%T 106913106903205778598785400390625,
%U 1052153174824916171740710027027385486934016,50134911460309737788263856880351450247312603708106641,6079819706045473432785376698707222441479676085024627875693723648
%N a(n) = Product_{k=0..n} (k^9 + (n-k)^9).
%H Seiichi Manyama, <a href="/A320345/b320345.txt">Table of n, a(n) for n = 0..64</a>
%F a(n) ~ exp((4*Pi*(sqrt(3) + 6*sin(Pi/9))/9 - 8)*n) * n^(9*n+9).
%t Table[Product[k^9+(n-k)^9, {k, 0, n}], {n, 0, 10}]
%Y Cf. A323538, A323540, A323541, A323542, A323543, A323544, A323545, A323546.
%K nonn
%O 0,3
%A _Vaclav Kotesovec_, Jan 22 2019
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