A077928 Expansion of (1-x)^(-1)/(1+2*x+x^2-2*x^3).

1, -1, 2, 0, -3, 11, -18, 20, 1, -57, 154, -248, 229, 99, -922, 2204, -3287, 2527, 2642, -14384, 31181, -42693, 25438, 54180, -219183, 435063, -542582, 211736, 989237, -3275373, 5984982, -6716116, 896505, 16893071, -48114878, 81129696, -80358371, -16642709, 275903182, -695880396