The generator matrix 1 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 1 1 a 3a^2+2 2a^2+3a+1 a^2+3a a^2+3a+3 3a^2+2a+3 a 3a^2+2 0 2a^2+3 a^2+3a+3 a 0 2 2 0 0 2a^2+2 0 2 2 2a+2 2 2a^2 2a+2 2a^2+2 2a^2 2a^2 0 2a^2 2a^2+2a 2a^2+2 2a^2+2 0 0 0 2 2a^2+2 2a^2+2a+2 2a+2 2a^2 2a^2+2a+2 2a^2+2 2a^2+2 2a^2+2a 2a 2a^2 0 2a+2 2a^2 2a generates a code of length 18 over GR(64,4) who´s minimum homogenous weight is 104. Homogenous weight enumerator: w(x)=1x^0+224x^104+56x^105+504x^107+2065x^112+1176x^113+2968x^115+14336x^119+19516x^120+8232x^121+10472x^123+100352x^127+66829x^128+19208x^129+14728x^131+1148x^136+329x^144 The gray image is a code over GF(8) with n=144, k=6 and d=104. This code was found by Heurico 1.16 in 3.17 seconds.