Expansion of e.g.f. exp(2*(exp(2*x) - 1)).

A308543

Expansion of e.g.f. exp(2*(exp(2*x) - 1)).

Terms

    a(0) =1a(1) =4a(2) =24a(3) =176a(4) =1504a(5) =14528a(6) =155520a(7) =1819392a(8) =23019008a(9) =312413184a(10) =4518705152a(11) =69279690752

External references