The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  2  1  1  1  1  1  1  1  4  1
 0  2  0  0  4  6  2  2  0  0  4  2  4  6  2  2  6  4  0  2  4  6  2  4  6  4  4  2  0  6  0  4  0  2  2  4  0  6
 0  0  2  0  6  6  6  4  0  2  2  4  4  2  2  0  0  2  4  0  2  6  2  0  4  0  6  6  6  4  4  0  4  6  2  6  2  6
 0  0  0  2  2  4  6  2  4  2  0  4  6  2  0  6  4  2  0  2  4  0  6  2  4  0  0  0  0  6  2  4  6  2  2  4  2  0

generates a code of length 38 over Z8 who´s minimum homogenous weight is 34.

Homogenous weight enumerator: w(x)=1x^0+56x^34+71x^36+64x^37+140x^38+64x^39+62x^40+40x^42+9x^44+4x^46+1x^72

The gray image is a code over GF(2) with n=152, k=9 and d=68.
This code was found by Heurico 1.16 in 0.0196 seconds.