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

generates a code of length 73 over Z16 who´s minimum homogenous weight is 70.

Homogenous weight enumerator: w(x)=1x^0+30x^70+161x^72+128x^73+161x^74+28x^76+1x^82+2x^108

The gray image is a code over GF(2) with n=584, k=9 and d=280.
This code was found by Heurico 1.16 in 0.311 seconds.