E.g.f. tanh(sin(x)*exp(x)).

Terms

a(0) =0a(1) =1a(2) =2a(3) =0a(4) =-24a(5) =-148a(6) =-248a(7) =5488a(8) =73024a(9) =346768a(10) =-3749728a(11) =-100273536a(12) =-922745472a(13) =4147334336a(14) =283697686144