The generator matrix

 1  0  0  1  1  1  1  1  1  1  1  1  1 20  1 15  1  1  1  1  1  1  1  1 10  1 10  1  1  1  1  1  1  1  1  1  1  1  0  1  1  5  1  1 10  1  1  1 15  1  1  1  1  1
 0  1  0  0  5 10 20  1 16 14 12 18 24  1  7  1  8 24  7 11  2 18 19 13  1 12  1 21  3 21 19  3 11 17  4 15  2  5  1 10  6  1 24 21  1  7 13  2  1  0  6  9  1 15
 0  0  1  1 22 18 24  6  8  8 13 13  4 21  2 14 19 10  0  7  6 22  1 16 22  4  8 10 10  9 22 17  2  9  0 20  7  6 14 19 15 20 22 10 16 15  3 21 20 17  0  6 16  4
 0  0  0 15 20 10  0 15 15 20  5 10  0  5  0 20 15  5 20  0  5  5 20 20  0 15 10 10  0 20 15 20  5  0 10  5 20 10  5  5  5 15 10 15 20 15  0 10  5  0  0 15 10 20

generates a code of length 54 over Z25 who´s minimum homogenous weight is 200.

Homogenous weight enumerator: w(x)=1x^0+316x^200+420x^201+580x^202+420x^203+520x^204+2548x^205+3060x^206+2200x^207+740x^208+1400x^209+5032x^210+5540x^211+3440x^212+1100x^213+1900x^214+6552x^215+5820x^216+3680x^217+1260x^218+2100x^219+6840x^220+7400x^221+3620x^222+1120x^223+1400x^224+3752x^225+2760x^226+1480x^227+360x^228+180x^229+528x^230+16x^235+16x^240+8x^245+4x^250+12x^255

The gray image is a code over GF(5) with n=270, k=7 and d=200.
This code was found by Heurico 1.16 in 8.17 seconds.