Reversion of g.f. (with constant term included) for partition numbers.

Terms

a(0) =1a(1) =-1a(2) =0a(3) =2a(4) =-3a(5) =0a(6) =5a(7) =0a(8) =-21a(9) =14a(10) =117a(11) =-342a(12) =210a(13) =935a(14) =-2565a(15) =1864a(16) =2751a(17) =-3945a(18) =-8074a(19) =4046a(20) =108927a(21) =-333832a(22) =246895a(23) =887040a(24) =-2764795a(25) =3062749a(26) =-1372098a(27) =4775900a(28) =-9367698a(29) =-55130625