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  5  1
 0  5  0  0  0  0  5  5  5 10 20  5 20  0 15 10 10 15 15 15  0  0 15 15 20 20 20 15 10  5  0
 0  0  5  0  0  5 15 15 20 10  0 10 15  0 15 10  5  5  0  0 15 20  5 10 20 20 15 20 20 20 10
 0  0  0  5  0 15 10  5 15  0 20  5  5 15 20  0  5 15  0 20  5  5 20  0 20  5 15  5 20  5 10
 0  0  0  0  5 15  5 15  0 15 20  0  5  5  5  5 10 20  5 10 20 20 10 20 20 20 10 10 10 20 10

generates a code of length 31 over Z25 who´s minimum homogenous weight is 105.

Homogenous weight enumerator: w(x)=1x^0+148x^105+432x^110+420x^115+2920x^120+10460x^125+488x^130+368x^135+260x^140+100x^145+24x^150+4x^155

The gray image is a code over GF(5) with n=155, k=6 and d=105.
This code was found by Heurico 1.16 in 0.431 seconds.