Expansion of e.g.f. exp(sinh(x) + sin(x)).

Terms

a(0) =1a(1) =2a(2) =4a(3) =8a(4) =16a(5) =34a(6) =88a(7) =296a(8) =1152a(9) =4546a(10) =17696a(11) =72712a(12) =343424a(13) =1843170a(14) =10274688a(15) =56506024a(16) =315332608a(17) =1910439298a(18) =12815815168a(19) =90064672520a(20) =629185325056