The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  2 12  1  4  1  1  4  1  1  1  1 12  1  4  1  2  1  1  1  2  0  1  1  2  1  1  1
 0  2  0  2  0  8  6  2  4  6 12 10  4  2 14  4 10  6 14  2  4  2 14 12  2  0  2  4 14  8  8 12 10  4 12 12 10  8  8  8  4  6 14 10  0
 0  0  2  2 12 14  6  4 12  8  6  6  2  6 12  0 10  8  4  6  6 12  2  8  2  0  0  2  0  2  0  2 10  2  4 14 10  2  2  4  6  2  6  2  6
 0  0  0  8  0  0  0  8  8  8  8  0  8  8  0  8  0  0  8  8  0  0  8  0  8  8  8  8  8  8  0  0  0  0  8  0  8  8  0  8  8  0  0  8  0
 0  0  0  0  8  8  0  0  0  8  8  8  0  8  8  8  0  8  8  0  0  0  0  0  8  0  8  8  0  0  8  8  8  0  8  8  8  0  0  8  0  0  0  0  0

generates a code of length 45 over Z16 who´s minimum homogenous weight is 40.

Homogenous weight enumerator: w(x)=1x^0+91x^40+176x^41+358x^42+504x^43+634x^44+758x^45+585x^46+432x^47+224x^48+120x^49+96x^50+52x^51+40x^52+2x^53+16x^54+4x^55+2x^56+1x^70

The gray image is a code over GF(2) with n=360, k=12 and d=160.
This code was found by Heurico 1.16 in 0.247 seconds.