Expansion of e.g.f.: log(1 + tanh(x))*exp(x).

Terms

a(0) =0a(1) =1a(2) =1a(3) =0a(4) =0a(5) =5a(6) =5a(7) =-56a(8) =-56a(9) =1329a(10) =1329a(11) =-49192a(12) =-49192a(13) =2653573a(14) =2653573a(15) =-196707408a(16) =-196707408a(17) =19194804737a(18) =19194804737