The generator matrix

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

generates a code of length 40 over Z8 who´s minimum homogenous weight is 30.

Homogenous weight enumerator: w(x)=1x^0+72x^30+162x^31+437x^32+626x^33+1541x^34+1980x^35+4038x^36+4436x^37+7627x^38+7132x^39+9356x^40+7076x^41+7706x^42+4512x^43+4188x^44+2040x^45+1398x^46+530x^47+380x^48+154x^49+81x^50+20x^51+30x^52+4x^53+7x^54+2x^64

The gray image is a code over GF(2) with n=160, k=16 and d=60.
This code was found by Heurico 1.16 in 67.2 seconds.