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

generates a code of length 67 over Z8 who´s minimum homogenous weight is 62.

Homogenous weight enumerator: w(x)=1x^0+23x^62+136x^63+81x^64+128x^65+151x^66+186x^67+40x^68+64x^69+13x^70+80x^71+61x^72+28x^73+2x^74+10x^75+2x^76+2x^78+4x^79+6x^80+4x^81+1x^96+1x^98

The gray image is a code over GF(2) with n=268, k=10 and d=124.
This code was found by Heurico 1.16 in 0.16 seconds.