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A300582 Expansion of Product_{k>=1} 1 / (1 - 3*2^k*x^k)). 1

%I

%S 1,6,48,312,2064,12768,79680,484224,2947584,17783808,107268096,

%T 644960256,3877367808,23282294784,139790696448,838984925184,

%U 5035133042688,30213857476608,181298502303744,1087829443608576,6527166069080064,39163476131708928,234983177934864384

%N Expansion of Product_{k>=1} 1 / (1 - 3*2^k*x^k)).

%F a(n) ~ c * 6^n, where c = 1/QPochhammer(1/3) = 1.7853123419985341903674862960137...

%t nmax = 25; CoefficientList[Series[Product[1/(1-3*2^k*x^k), {k, 1, nmax}], {x, 0, nmax}], x]

%Y Cf. A070933, A300583.

%K nonn

%O 0,2

%A _Vaclav Kotesovec_, Mar 09 2018

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Last modified July 23 12:19 EDT 2021. Contains 346259 sequences. (Running on oeis4.)