1, 1, 2, -2, 7, -1, 8, -8, 8, 2, 9, -9, 22, -8, 23, -23, 40, -40, 59, -59, 80, -58, 81, -81, 81, -55, 55, -55, 84, -54, 85, -85, 118, -84, 119, -119, 156, -118, 157, -157, 198, -156, 199, -199, 199, -153, 200, -200, 200, -200, 251, -251, 304, -304, 359, -359, 416, -358, 417, -417, 478, -416, 416