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

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

Homogenous weight enumerator: w(x)=1x^0+116x^38+152x^39+260x^40+314x^41+398x^42+422x^43+453x^44+680x^45+1298x^46+2514x^47+3091x^48+2554x^49+1368x^50+678x^51+492x^52+430x^53+364x^54+302x^55+216x^56+116x^57+97x^58+28x^59+31x^60+2x^61+6x^62+1x^90

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 10.9 seconds.