The generator matrix

 1  0  0  1  1  1  2  6  4  6  1  1  1  1  1  2  1  1  4  4  1  2  1  1  1  1  6  0  1  1  1  1  1  2  0  0  1  6  1  4  1  2  6  4  1  0  0  1  2  2  1  0  1  1  1  1  1  6  0  1  1  1  1  1  1  4  2  1  2  1  1  1  1
 0  1  0  0  1  1  1  2  1  1  3  7  2  2  2  0  6  5  1  2  5  1  4  5  3  0  1  1  7  3  4  7  0  1  2  1  4  1  1  1  1  6  1  1  1  6  1  6  0  1  2  0  4  7  7  0  6  1  4  2  3  2  2  2  4  6  2  1  1  0  4  6  4
 0  0  1  1  4  5  1  1  1  0  4  3  5  0  7  1  6  1  0  1  2  3  3  7  6  2  0  7  6  1  5  4  0  6  1  1  7  5  4  6  7  1  6  2  6  1  3  7  1  3  5  1  0  7  1  6  4  6  1  6  5  0  2  2  2  1  1  0  4  2  1  1  4
 0  0  0  4  0  4  4  4  0  4  4  0  0  4  0  0  4  0  4  4  4  0  4  4  0  0  0  4  4  0  0  0  4  4  0  4  0  0  4  4  0  0  0  0  0  4  0  4  4  4  4  4  0  4  4  4  0  4  0  0  0  0  4  0  4  0  4  4  0  4  0  4  4

generates a code of length 73 over Z8 who´s minimum homogenous weight is 69.

Homogenous weight enumerator: w(x)=1x^0+96x^69+205x^70+132x^71+154x^72+94x^73+67x^74+38x^75+61x^76+22x^77+37x^78+34x^79+38x^80+24x^81+9x^82+4x^83+4x^85+2x^86+1x^88+1x^92

The gray image is a code over GF(2) with n=292, k=10 and d=138.
This code was found by Heurico 1.11 in 0.208 seconds.