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

generates a code of length 98 over Z16 who´s minimum homogenous weight is 91.

Homogenous weight enumerator: w(x)=1x^0+222x^91+150x^92+554x^93+303x^94+878x^95+726x^96+1078x^97+824x^98+992x^99+637x^100+696x^101+232x^102+314x^103+126x^104+182x^105+44x^106+112x^107+21x^108+68x^109+5x^110+8x^111+2x^112+12x^113+2x^115+2x^117+1x^152

The gray image is a code over GF(2) with n=784, k=13 and d=364.
This code was found by Heurico 1.16 in 3.2 seconds.