The generator matrix

 1  0  0  1  1  1  1  1  1  1  0  1  1  1  1
 0  1  0  1  7 24 15 14  1 22  1 15  7 18 20
 0  0  1 18  7  1 14  8  1 14 18 16  0 10  2
 0  0  0 15 20  0  5 20  5 15 20 10  5 10 10

generates a code of length 15 over Z25 who´s minimum homogenous weight is 48.

Homogenous weight enumerator: w(x)=1x^0+260x^48+400x^49+684x^50+600x^52+3120x^53+1800x^54+1432x^55+2000x^56+4800x^57+12480x^58+5200x^59+3352x^60+8000x^61+9600x^62+16640x^63+5100x^64+2532x^65+92x^70+32x^75

The gray image is a code over GF(5) with n=75, k=7 and d=48.
This code was found by Heurico 1.16 in 1.5 seconds.