[-1,-2,-4,-8,-8,-6,40,132,400,504,76,-4960,-18528, -56998,-94176,-58896,617216,2911128,9741760, 19739472,21657312,-75073186,-483271024, -1800924184,-4274295720,-6374947674,7150661892, 81254492928,345397065128,937137978804, 1717431001440]