The generator matrix

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

generates a code of length 37 over Z8 who´s minimum homogenous weight is 34.

Homogenous weight enumerator: w(x)=1x^0+18x^34+108x^36+108x^38+18x^40+2x^42+1x^64

The gray image is a code over GF(2) with n=148, k=8 and d=68.
This code was found by Heurico 1.16 in 0.0153 seconds.