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

generates a code of length 48 over Z8 who´s minimum homogenous weight is 38.

Homogenous weight enumerator: w(x)=1x^0+165x^38+4x^39+505x^40+40x^41+844x^42+224x^43+1429x^44+632x^45+1967x^46+1112x^47+2391x^48+1176x^49+2092x^50+672x^51+1495x^52+200x^53+773x^54+36x^55+399x^56+160x^58+51x^60+14x^62+1x^68+1x^78

The gray image is a code over GF(2) with n=192, k=14 and d=76.
This code was found by Heurico 1.16 in 11 seconds.