////////////////////////////////////////////////////////////////
//
//     http://www.planetquantum.com/Solve/Level1/Den13/Page50.txt
//
////////////////////////////////////////////////////////////////

Generator:
(C (^ _E 1/2) (^ _Pi 1/2) 7 8 3)

Problem:
(= (cdot #[[164 872 127 70 12 814 684 865]
           [78 781 416 357 165 377 610 71]
           [14 801 157 507 931 164 66 102]
           [119 421 560 863 277 652 5 636]
           [664 300 286 663 775 630 779 700]
           [467 116 697 521 960 915 984 97]
           [145 249 5 979 692 942 265 909]]
         #[[x_1] [x_2] [x_3] [x_4] [x_5] [x_6] [x_7] [x_8]])
   #[[177] [245] [385] [90] [551] [602] [729]])

Solution:
(= #[[x_1] [x_2] [x_3] [x_4] [x_5] [x_6] [x_7] [x_8]]
   #[[-154388692537522122571]
     [-50818571166273993326]
     [71649828343858811984]
     [-8557567501753443829]
     [40373166103753231102]
     [-110587411897250220543]
     [86021109932747448722]
     [106159858099092032429]])