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

Terms

a(0) =0a(1) =1a(2) =2a(3) =6a(4) =16a(5) =72a(6) =288a(7) =1904a(8) =10368a(9) =89344a(10) =610304a(11) =6445824a(12) =52885504a(13) =660602880a(14) =6324756480a(15) =91175548928a(16) =997700468736