G.f. A(x) satisfies A(x) = (1 + x / A(x)^(3/2)) / (1 - x).

Terms

a(0) =1a(1) =2a(2) =-1a(3) =8a(4) =-29a(5) =142a(6) =-707a(7) =3714a(8) =-20106a(9) =111570a(10) =-631046a(11) =3624898a(12) =-21089378a(13) =124014048a(14) =-735906537a(15) =4401187158a(16) =-26501494072a(17) =160532592098a(18) =-977574311830