The generator matrix

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

generates a code of length 67 over Z8 who´s minimum homogenous weight is 58.

Homogenous weight enumerator: w(x)=1x^0+28x^58+96x^59+216x^60+374x^61+449x^62+536x^63+629x^64+648x^65+771x^66+868x^67+752x^68+678x^69+608x^70+450x^71+371x^72+296x^73+162x^74+64x^75+60x^76+40x^77+22x^78+26x^79+18x^80+12x^81+6x^82+8x^83+1x^86+1x^88+1x^90

The gray image is a code over GF(2) with n=268, k=13 and d=116.
This code was found by Heurico 1.16 in 3.06 seconds.