Expansion of tan(x)*exp(sin(x)).

Terms

a(0) =0a(1) =1a(2) =2a(3) =5a(4) =8a(5) =21a(6) =48a(7) =377a(8) =1728a(9) =13129a(10) =61184a(11) =537965a(12) =3107840a(13) =34399197a(14) =235484928a(15) =2946509729a(16) =22794670080a(17) =323564702737