The generator matrix

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

generates a code of length 38 over Z8 who´s minimum homogenous weight is 28.

Homogenous weight enumerator: w(x)=1x^0+151x^28+262x^30+48x^31+905x^32+144x^33+1304x^34+816x^35+2285x^36+1040x^37+2476x^38+1040x^39+2267x^40+816x^41+1360x^42+144x^43+889x^44+48x^45+222x^46+137x^48+8x^50+19x^52+1x^56+1x^64

The gray image is a code over GF(2) with n=152, k=14 and d=56.
This code was found by Heurico 1.16 in 7.43 seconds.