cos(x)*cos(2*x)*cos(4*x)=1/8

x1 = -24.2351433277000

x2 = -55.6510698636000

x3 = -52.0108117094000

x4 = -42.2369678983000

x5 = -99.6333670138000

x6 = 95.9931088597000

x7 = -1.74532925199000

x8 = -75.7472895366000

x9 = 111.302139727000

x10 = -38.0481776935000

x11 = 63.8790506230000

x12 = -83.4766047954000

x13 = -8.02851455917000

x14 = -95.9931088597000

x15 = -29.6705972839000

x16 = 5.93411945678000

x17 = -13.4639685154000

x18 = 61.9342551708000

x19 = 24.2351433277000

x20 = -21.5423496246000

x21 = -61.7846555206000

x22 = 100.181899064000

x23 = 93.8987137573000

x24 = 58.2939970166000

x25 = 56.1996019142000

x26 = 27.8255349318000

x27 = -82.0304748437000

x28 = -86.2192650485000

x29 = 52.0108117094000

x30 = 45.0294947015000

x31 = 88.3136601509000

x32 = -77.8416846389000

x33 = -3.83972435439000

x34 = 22.4399475256000

x35 = -93.8987137573000

x36 = 34.1087202390000

x37 = 19.8967534727000

x38 = -70.0126362800000

x39 = 49.3678845564000

x40 = 85.2718005974000

x41 = 38.0481776935000

x42 = -87.6155284501000

x43 = 68.2174404779000

x44 = -68.0678408278000

x45 = -33.8593874887000

x46 = 76.2958215872000

x47 = -35.9537825911000

x48 = -5.93411945678000

x49 = -45.7276264023000

x50 = -77.1435529381000

x51 = 82.0304748437000

x52 = 0.349065850399000

x53 = 70.0126362800000

x54 = 54.1052068118000

x55 = 60.1390593687000

x56 = 86.2192650485000

x57 = 32.3135244369000

x58 = 17.9519580205000

x59 = 10.1229096616000

x60 = -71.8078320821000

x61 = -53.8558740615000

x62 = -24.0855436775000

x63 = 84.1248699461000

x64 = -43.6332312999000

x65 = -47.8220215046000

x66 = -91.8043186549000

x67 = -89.7597901026000

x68 = 16.1567622185000

x69 = -27.8255349318000

x70 = 71.8078320821000

x71 = -11.6687727133000

x72 = 66.4222446759000

x73 = -19.7471538226000

x74 = 40.1425727959000

x75 = -31.7649923863000

x76 = 74.3510261350000

x77 = -73.6528944342000

x78 = 44.3313630007000

x79 = -63.7294509728000

x80 = -97.8381712118000

x81 = -9.87357691128000

x82 = 29.6705972839000

x83 = 14.3116998664000

x84 = 12.2173047640000

x85 = -16.1567622185000

x86 = 98.0875039621000

x87 = -60.1390593687000

x88 = -49.9164166070000

x89 = 42.2369678983000

x90 = 79.9360797413000

x91 = 49.9164166070000

x92 = -65.2753140246000

x93 = -26.0303391297000

x94 = 78.0910173892000

x95 = 91.5549859046000

x96 = -168.598805743000

x97 = 8.02851455917000

x98 = 35.9537825911000

x99 = 27.5762021815000