Expansion of e.g.f. Product_{k>0} B(k * x^k) where B(x) = exp(exp(x)-1) = e.g.f. of Bell numbers.

A356494

Expansion of e.g.f. Product_{k>0} B(k * x^k) where B(x) = exp(exp(x)-1) = e.g.f. of Bell numbers.

Terms

    a(0) =1a(1) =1a(2) =6a(3) =35a(4) =327a(5) =2892a(6) =37943a(7) =459895a(8) =7330172a(9) =116054835a(10) =2168292295a(11) =41072348550a(12) =898738816957

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