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%I #11 Jan 01 2018 04:22:41
%S 3,160,21504,3867840,785255680,169748686848,38094656593920,
%T 8761529890717696,2050020136793604096,485760548730263568384,
%U 116217935644216514314240,28016590108689074277580800
%N Odd-indexed members of A067302.
%F a(n) = A067302(2n+1) = (2*n+3)*A067297(2*n+1)/2.
%F G.f.: A(x) = (2*x*(d/dx)g(x) + 3*g(x)) with g(x) g.f. of A067321.
%Y Cf. A067303 (even-indexed members of A067302).
%K nonn,easy
%O 0,1
%A _Wolfdieter Lang_, Feb 05 2002
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