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

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

Homogenous weight enumerator: w(x)=1x^0+55x^34+71x^36+64x^37+147x^38+64x^39+54x^40+37x^42+17x^44+1x^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 0.0274 seconds.