The generator matrix

 1  0  0  1  1  1  2  1  1  6  1  1  2  6  2  2  1  1  4  2  1  4  1  4  1  2  1  0  1  1  1  2  1  6  1  1  1  1  4  1  4  1  2  1  1  1  0  1
 0  1  0  2  1  3  1  0  6  4  1  7  1  1  2  1  1  6  0  1  4  1  3  1  0  1  5  6  2  7  3  1  6  4  0  1  4  7  6  3  1  0  0  1  1  7  1  7
 0  0  1  1  3  6  1  6  3  1  1  4  2  3  1  4  2  0  1  1  1  6  3  0  1  6  4  1  2  1  4  7  7  1  5  7  0  5  1  2  7  6  1  4  3  4  5  1
 0  0  0  4  0  0  0  0  4  0  4  4  4  4  0  4  4  4  4  4  0  0  0  4  4  4  4  0  0  0  4  4  4  4  4  4  4  4  0  0  4  0  4  0  4  0  4  4
 0  0  0  0  4  0  0  0  0  0  4  0  0  0  4  4  4  4  4  4  4  0  0  4  0  0  4  4  4  4  0  4  0  4  0  4  0  4  0  0  0  0  0  4  4  0  4  4
 0  0  0  0  0  4  0  0  0  0  0  4  0  0  4  4  0  4  4  4  0  4  0  0  4  4  4  0  4  0  0  4  4  0  4  0  0  0  4  4  4  0  0  4  4  0  0  0
 0  0  0  0  0  0  4  0  0  0  0  0  0  4  0  0  0  0  0  4  4  4  4  4  4  4  4  4  4  4  0  0  0  0  0  4  0  4  4  0  4  4  4  4  4  0  0  4
 0  0  0  0  0  0  0  4  4  4  0  0  4  4  4  4  4  4  4  4  4  0  4  4  0  4  0  0  0  0  4  0  4  0  0  0  0  4  4  4  4  0  0  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+215x^40+92x^41+734x^42+360x^43+1575x^44+672x^45+2176x^46+904x^47+2889x^48+952x^49+2330x^50+696x^51+1461x^52+320x^53+598x^54+88x^55+227x^56+12x^57+48x^58+27x^60+2x^62+4x^64+1x^68

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 6.59 seconds.