The generator matrix

 1  0  1  1  1  1  1  1  1  0  1  1  1  1  1  1  1  0  1  1  1  1  0  1  5  1  1  1  1  1  1  1  1  1 10  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  5 15  1  1  1  1  1  1  1  1
 0  1  1  7 24 18 16  0  7  1 18 14  0 16  7 18 14  1  7 16  5 18  1 14  1  0 12 16 23 14  4 17  3 17  1 10 21 13 20 13 17  2 22  2 19 18 18  4 14 22 19  1  1  4 24  0 16 10 11  0  0
 0  0 15  0  0  0  0  5 10 15 10 15 10 20  5 10 15 10  5 15 20 15 20  5  0  0 15 10 10  0 15 20  5 20  5  5 15  5  5 15 20 20  5  0  5 20 20  5  0  0  0 20 10  0 10 20 10  5 20  0  0
 0  0  0  5  0  5 15 15  0 10 10 20 10 10 10  5  5 20  5 20  5  5  5  0 10  0  5  0 20  5 20 20  5 10  5 10  0 10  0 10  0 20  5 15 20 15  0  0  5 20  0  0 15 20  5 15 10  0  5 20  0
 0  0  0  0 15 15 10 20 20  5 20 20 10  0 20 10  0  5 15  5 10 15  5  5 15 10 10 15  5 20  0 10 20 20 10 15 10  5 20 20 20 15  0  0  0 10 15  0 10  0 20  5 10 10  5 15  0  5  5 20  5

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

Homogenous weight enumerator: w(x)=1x^0+96x^220+40x^224+448x^225+360x^226+180x^227+420x^229+1024x^230+1880x^231+1480x^232+1160x^234+1624x^235+3160x^236+3380x^237+2360x^239+3128x^240+4960x^241+7180x^242+3660x^244+4076x^245+7960x^246+8680x^247+3620x^249+3392x^250+5000x^251+4100x^252+1240x^254+1216x^255+1680x^256+172x^260+168x^265+148x^270+64x^275+40x^280+24x^285+4x^290

The gray image is a code over GF(5) with n=305, k=7 and d=220.
This code was found by Heurico 1.16 in 10.5 seconds.