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  4  2  4  2  1  1  2  4  2  4  4  1  4  1  4  4  1
 0 12  0  0  0  0  0  0  0 12 12  4  4  4  4  4  0 12  4  8  0  8  0  4  8  4 12  0  8 12 12  8  4  4  8  8  0  0  4  8  0  0  0  8 12 12  8  8 12  0  4  8  0  0  4  4  8  0  4
 0  0 12  0  0  0  4 12  4  4 12  8  4  8  8  4  0  4 12 12  4  8  8 12  8  0  0 12  8  8  0  0  4  8 12  0  0  8 12  4 12  4 12  4  4  0  0  4 12  4  8 12 12  4  0  0  0  4  4
 0  0  0 12  0  4  4 12  0  8 12 12 12 12  8  0 12  0  4  0  0  4  8 12  4  8 12 12  8  4  8  0  0  0  0  8  0  4  8  0  4 12 12  0 12  8  4 12  0 12 12  4  8 12 12 12  4  0  8
 0  0  0  0 12  4  0 12  4 12  8  4 12  8 12  0  4  4  0 12  0  0  8 12  0 12  8  4  4  4  8  8  0  8 12 12  8  4  0  4  8  0  4  0  8  0  0  4  4  8  8  0  0  0  8  8  0 12  0
 0  0  0  0  0  8  0  0  8  8  0  8  0  0  8  8  0  0  0  0  8  8  0  8  0  8  8  0  0  8  8  8  8  0  8  8  0  0  0  0  8  0  8  8  0  8  8  0  0  8  0  0  8  0  8  0  0  8  8
 0  0  0  0  0  0  8  0  8  8  8  0  0  0  8  8  0  8  0  0  0  0  8  8  8  0  0  8  0  0  8  8  8  0  0  0  8  8  8  8  0  8  0  0  0  0  8  0  8  0  8  0  8  0  0  0  8  0  8
 0  0  0  0  0  0  0  8  0  0  0  0  8  0  0  8  8  8  0  8  8  8  0  0  0  0  8  8  8  8  0  0  0  8  8  8  8  0  8  0  0  8  8  0  8  0  0  0  0  8  0  8  0  0  0  8  0  8  8

generates a code of length 59 over Z16 who´s minimum homogenous weight is 48.

Homogenous weight enumerator: w(x)=1x^0+78x^48+150x^49+237x^50+264x^51+350x^52+522x^53+583x^54+1802x^55+1128x^56+5152x^57+1731x^58+8818x^59+1753x^60+5126x^61+1125x^62+1886x^63+555x^64+432x^65+325x^66+254x^67+198x^68+120x^69+81x^70+32x^71+30x^72+18x^73+11x^74+3x^76+2x^78+1x^94

The gray image is a code over GF(2) with n=472, k=15 and d=192.
This code was found by Heurico 1.16 in 24.2 seconds.