1, 0, 3, -4, 4, -4, 7, -12, 13, -16, 22, -28, 38, -44, 55, -72, 83, -104, 129, -156, 187, -220, 273, -328, 384, -452, 539, -652, 757, -880, 1041, -1220, 1428, -1652, 1924, -2244, 2585, -2992, 3458, -3992, 4581, -5244, 6053, -6936, 7910, -9024, 10303, -11784, 13380, -15176, 17257, -19584