The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+96x^58+288x^59+398x^60+692x^61+900x^62+1016x^63+1315x^64+1364x^65+1490x^66+1504x^67+1390x^68+1486x^69+1224x^70+914x^71+832x^72+606x^73+332x^74+194x^75+146x^76+70x^77+52x^78+46x^79+12x^80+6x^81+2x^82+6x^83+2x^84

The gray image is a code over GF(2) with n=268, k=14 and d=116.
This code was found by Heurico 1.16 in 10.4 seconds.