<1680, [ 69, 7350/121, 7, 1, 350/121, 63 ]> P = [ 1 506 414 759] [ 1 86 -6 -81] [ 1 -2 -6 7] [ 1 -22 54 -33] Q = [ 1 69 1449 161] [ 1 129/11 -63/11 -7] [ 1 -1 -21 21] [ 1 -81/11 147/11 -7] L = [ [1 0 0 0] [0 1 0 0] [0 0 1 0] [0 0 0 1], [ 0 506 0 0] [ 1 202 126 177] [ 0 154 110 242] [ 0 118 132 256], [ 0 0 414 0] [ 0 126 90 198] [ 1 110 138 165] [ 0 132 90 192], [ 0 0 0 759] [ 0 177 198 384] [ 0 242 165 352] [ 1 256 192 310] ] L* = [ [1 0 0 0] [0 1 0 0] [0 0 1 0] [0 0 0 1], [ 0 69 0 0] [ 1 878/121 7350/121 0] [ 0 350/121 7152/121 7] [ 0 0 63 6], [ 0 0 1449 0] [ 0 7350/121 150192/121 147] [ 1 7152/121 151116/121 140] [ 0 63 1260 126], [ 0 0 0 161] [ 0 0 147 14] [ 0 7 140 14] [ 1 6 126 28] ]