The generator matrix

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

generates a code of length 74 over Z8 who´s minimum homogenous weight is 69.

Homogenous weight enumerator: w(x)=1x^0+34x^69+102x^70+120x^71+131x^72+200x^73+108x^74+36x^75+78x^76+22x^77+42x^78+76x^79+39x^80+10x^81+1x^82+4x^83+2x^85+2x^86+4x^87+2x^88+2x^89+4x^92+2x^93+1x^96+1x^106

The gray image is a code over GF(2) with n=296, k=10 and d=138.
This code was found by Heurico 1.16 in 0.244 seconds.