The generator matrix

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

generates a code of length 48 over Z8 who´s minimum homogenous weight is 40.

Homogenous weight enumerator: w(x)=1x^0+36x^40+314x^41+450x^42+922x^43+1037x^44+1508x^45+1321x^46+1786x^47+1569x^48+2080x^49+1299x^50+1450x^51+926x^52+784x^53+391x^54+310x^55+108x^56+46x^57+27x^58+12x^59+1x^60+4x^61+2x^64

The gray image is a code over GF(2) with n=192, k=14 and d=80.
This code was found by Heurico 1.16 in 5.86 seconds.