The generator matrix

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

generates a code of length 38 over Z8 who´s minimum homogenous weight is 29.

Homogenous weight enumerator: w(x)=1x^0+24x^29+294x^30+248x^31+940x^32+1140x^33+2119x^34+2084x^35+3697x^36+3652x^37+4253x^38+3572x^39+3908x^40+2364x^41+2058x^42+972x^43+846x^44+244x^45+220x^46+36x^47+77x^48+15x^50+1x^52+1x^54+2x^56

The gray image is a code over GF(2) with n=152, k=15 and d=58.
This code was found by Heurico 1.16 in 17.1 seconds.