The generator matrix 1 0 1 1 1 1 1 1 1 1 1 1 0 1 1 1 1 1 1 1 1 0 1 2 1 1 1 1 1 1 1 1 1 1 2 1 1 1 1 1 1 1 1 1 1 1 2 1 1 1 1 1 1 1 1 1 1 1 2a 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 a^2+3a 1 0 2a^2+3a+1 3a^2+2a+3 2a^2+3 a^2+3a+3 3a^2+2 3a^2+2a+3 2a^2+3a+1 1 a^2+3a 1 a^2+3a+3 a a^2+3a+1 a^2+a 2a^2+3 0 3a^2+2a+2 a^2+3a+2 a+2 2a^2+3 1 3a^2+3 2 2a^2+3a+3 2a^2+2a+3 2a a^2+a+1 a+2 3a^2+3 3a^2+2a a^2+3 3a+2 1 2a^2+3a+3 2a^2+2a+3 2a^2+a+2 2a 3a^2+a+1 3a^2+3a+3 3a^2+2a+2 2a^2+2a+3 a^2+a+2 1 2a+2 1 3a^2+2a 3a^2 3a^2+3a+3 2a^2+3a+3 a 3a^2+a+3 a+2 2a^2+2a+1 a^2+a+1 0 a+1 a^2+3a+1 2a^2+3a+1 0 0 0 2a^2+2 0 2 2 2a+2 2 2a^2 2a+2 2a^2+2 2a^2 2 2a^2+2a 2a^2+2a+2 0 2a^2+2a 2 2a 2a^2+2a+2 2a^2+2a+2 2a^2+2a 2 2a^2+2a+2 0 2a+2 2a^2+2a+2 2a^2+2a 2a^2+2a 2a^2+2a 2a^2 2a^2+2 0 2a^2+2 0 0 2a 2a^2 2a^2+2a+2 2a^2 2a^2 2a 0 2a^2+2 2a^2+2a 2a 2 2a^2+2a+2 2a^2+2 2 2a^2+2a 2a^2+2a+2 2 2a^2 2a+2 2a+2 2a^2+2a+2 2a^2+2 2a^2+2 0 2a^2 2a^2 2a^2+2a 2 2a^2+2 2a^2+2a+2 2a 2a^2+2 2 2a 2a^2+2a+2 2a^2+2a 0 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+2 2a^2+2a+2 2a+2 2a+2 2a^2 2a^2+2a+2 2a 2a^2 2a^2 2a^2+2a 2a 2 2 2a^2+2 0 2a^2 2 2a^2+2a 2a^2 2a+2 2a^2 2a^2+2a 2 2 0 2a^2+2a 2a^2+2 2a^2+2a+2 2a 2a^2+2a 0 2a 2a+2 2a^2+2a+2 2 2a 2 2a^2+2a 2a+2 2a^2+2 2a^2+2a+2 2a^2+2a+2 0 2a 2a^2+2a 0 0 2a^2+2 2a^2+2 2a 0 2a^2+2 2a^2+2a 2a+2 0 2a^2+2a 2 0 2a^2+2a+2 2a+2 2 2 generates a code of length 73 over GR(64,4) who´s minimum homogenous weight is 480. Homogenous weight enumerator: w(x)=1x^0+182x^480+56x^482+56x^486+392x^487+1897x^488+1120x^490+2128x^493+1680x^494+4368x^495+8477x^496+3584x^498+7056x^501+4032x^502+9632x^503+17857x^504+6608x^506+22512x^509+11760x^510+23408x^511+34426x^512+10696x^514+25648x^517+11144x^518+19544x^519+26243x^520+6608x^522+378x^528+147x^536+168x^544+168x^552+105x^560+56x^568+7x^576 The gray image is a code over GF(8) with n=584, k=6 and d=480. This code was found by Heurico 1.16 in 17.6 seconds.