The generator matrix

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

generates a code of length 48 over Z8 who´s minimum homogenous weight is 42.

Homogenous weight enumerator: w(x)=1x^0+440x^42+108x^43+1110x^44+200x^45+1470x^46+212x^47+1328x^48+232x^49+1368x^50+164x^51+902x^52+72x^53+392x^54+28x^55+110x^56+8x^57+40x^58+4x^60+2x^62+1x^64

The gray image is a code over GF(2) with n=192, k=13 and d=84.
This code was found by Heurico 1.11 in 12.6 seconds.