The generator matrix

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

generates a code of length 36 over Z8 who´s minimum homogenous weight is 29.

Homogenous weight enumerator: w(x)=1x^0+86x^29+194x^30+284x^31+465x^32+686x^33+888x^34+1012x^35+1076x^36+1000x^37+797x^38+674x^39+474x^40+246x^41+151x^42+72x^43+32x^44+30x^45+17x^46+6x^47+1x^50

The gray image is a code over GF(2) with n=144, k=13 and d=58.
This code was found by Heurico 1.16 in 2.86 seconds.