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

generates a code of length 61 over Z25 who´s minimum homogenous weight is 220.

Homogenous weight enumerator: w(x)=1x^0+76x^220+324x^225+80x^229+440x^230+680x^234+412x^235+2480x^239+368x^240+5180x^244+324x^245+4080x^249+292x^250+272x^255+176x^260+208x^265+80x^270+68x^275+68x^280+12x^285+4x^290

The gray image is a code over GF(5) with n=305, k=6 and d=220.
This code was found by Heurico 1.16 in 0.991 seconds.