The generator matrix

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

generates a code of length 67 over Z16 who´s minimum homogenous weight is 66.

Homogenous weight enumerator: w(x)=1x^0+6x^66+104x^67+5x^68+2x^69+4x^71+2x^73+1x^74+2x^76+1x^78

The gray image is a code over GF(2) with n=536, k=7 and d=264.
This code was found by Heurico 1.16 in 0.135 seconds.