The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  2  2  4  1  4  2  2  4  1  2  2  2  1  4  1  0  4  2  2  2  1  2  1  1  2  1  2  2  1  1  4  1  1  4  2  1  0  2  2  1
 0  2  0  0  0  2  6  2  0  4  0  2  0  0  6  6  2  0  4  4  6  4  6  2  6  2  6  2  0  2  6  0  0  4  6  2  0  2  2  2  6  4  2  0  2  0  0  2  2  2  4  0  6  6  6  4  6  2  4  6  6  2  4  4  4  2  6  2  4  2  6  2  4  4  0
 0  0  2  0  2  2  6  0  0  0  2  4  0  6  2  0  6  4  6  2  6  2  6  4  0  0  2  4  4  0  4  2  0  0  2  0  0  4  6  6  4  6  4  2  6  4  6  6  0  6  2  2  6  6  6  0  6  0  6  4  0  4  6  2  4  6  2  2  2  2  2  6  2  2  0
 0  0  0  2  2  0  6  2  0  2  2  2  4  4  2  4  0  2  2  4  0  6  6  4  2  6  2  4  2  6  2  4  4  4  0  2  6  6  6  4  4  2  2  4  0  2  0  2  6  6  0  2  2  4  2  6  0  6  6  0  2  2  6  2  6  4  4  4  2  2  4  2  0  0  0
 0  0  0  0  4  0  0  0  0  0  0  0  0  0  4  4  4  0  0  4  4  4  0  4  4  0  0  0  0  4  4  0  4  0  4  0  4  4  0  4  4  4  4  4  4  0  0  0  0  0  0  0  4  0  0  4  0  4  0  4  4  4  0  4  4  4  0  4  0  4  0  0  0  4  0
 0  0  0  0  0  4  0  0  0  0  4  4  4  0  4  0  4  0  0  0  0  0  4  0  0  0  0  0  0  4  4  0  4  4  4  4  4  4  4  4  0  4  0  0  0  4  0  4  4  0  0  4  0  4  0  4  4  4  4  0  0  4  0  0  4  4  4  0  4  0  0  4  0  4  0
 0  0  0  0  0  0  4  0  0  4  4  4  0  0  0  4  4  0  0  0  0  4  0  0  0  0  4  4  4  0  0  0  0  4  4  4  4  4  4  0  4  0  0  0  0  4  0  0  4  4  0  0  4  0  4  4  4  0  0  4  0  4  4  4  0  0  4  0  4  0  0  0  4  0  0
 0  0  0  0  0  0  0  4  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  4  4  4  4  4  4  4  4  4  4  4  4  4  4  0  4  4  4  0  4  0  0  4  4  0  0  4  0  0  0  4  0  4  0  0  4  0  0  4  4  0  4  4  4  4  4  4  0  0  4  0
 0  0  0  0  0  0  0  0  4  0  0  0  0  4  4  4  0  4  0  0  4  0  4  4  0  4  4  0  0  4  0  0  0  4  0  4  4  4  0  0  0  4  0  0  4  4  4  4  4  4  0  4  0  0  4  0  0  4  0  4  4  4  0  4  0  4  4  0  4  0  4  4  4  4  0

generates a code of length 75 over Z8 who´s minimum homogenous weight is 62.

Homogenous weight enumerator: w(x)=1x^0+48x^62+66x^63+131x^64+214x^65+351x^66+364x^67+484x^68+592x^69+729x^70+924x^71+1100x^72+1236x^73+1277x^74+1414x^75+1327x^76+1278x^77+1038x^78+902x^79+741x^80+578x^81+459x^82+340x^83+242x^84+160x^85+146x^86+76x^87+54x^88+36x^89+39x^90+10x^91+11x^92+2x^93+6x^94+5x^96+2x^98+1x^102

The gray image is a code over GF(2) with n=300, k=14 and d=124.
This code was found by Heurico 1.16 in 20.4 seconds.