A077878 Expansion of (1-x)^(-1)/(1-x+2*x^2+2*x^3).

1, 2, 1, -4, -9, -2, 25, 48, 3, -142, -243, 36, 807, 1222, -463, -4520, -6037, 3930, 25045, 29260, -28689, -137298, -138439, 193536, 745011, 634818, -1242275, -4001932, -2787017, 7701398, 21279297, 11450536, -46510853, -111970518, -41849883, 275112860, 582753663, 116227710