////////////////////////////////////////////////////////////////
//
//     http://www.planetquantum.com/Solve/Level1/Den1/Page42.txt
//
////////////////////////////////////////////////////////////////

Generator:
L(Cos(1),5^(1/2),Sec(1),13,4,8)

Problem:
54030230*x_1+58681397*x_2+17400936*x_3+60744297*x_4=22360679 (mod 18508157)
66037323*x_1+10420617*x_2+92222767*x_3+972553*x_4=77499789 (mod 17680925)
81100394*x_1+77447176*x_2+45179518*x_3+56087183*x_4=69640917 (mod 61791175)
8934357*x_1+17311600*x_2+30089097*x_3+86063376*x_4=36687312 (mod 32413986)
216634*x_1+56406512*x_2+26541731*x_3+85847179*x_4=76235440 (mod 50193470)
71164474*x_1+47949423*x_2+31179245*x_3+51393254*x_4=61835961 (mod 39665509)
33594351*x_1+77567028*x_2+92596375*x_3+73615432*x_4=15257242 (mod 40092988)
75496417*x_1+54491775*x_2+11513122*x_3+27301006*x_4=70897245 (mod 35158277)
31357078*x_1+23223677*x_2+14015174*x_3+68995936*x_4=41052092 (mod 85881541)
67873067*x_1+42276202*x_2+45077637*x_3+44067587*x_4=56378048 (mod 12615967)
49816178*x_1+42720216*x_2+45585111*x_3+56329688*x_4=99414414 (mod 5921841)
90571081*x_1+24272933*x_2+16986852*x_3+47145689*x_4=40837878 (mod 41328730)
49043423*x_1+75433094*x_2+42302409*x_3+35962395*x_4=22749695 (mod 66711491)

Solution:
x_1=17287739591701014721929096325634317126685021715351143391030905183052014015825717169114
x_2=9678474289507932920883067963242904570382971415175394085079613315058096964318683027928
x_3=15659555880836136923548555421528749893276460515300986196685510328705871189484130858712
x_4=500482809584616090196525930023575964964122164843881831259222054115562911642007730304