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

generates a code of length 90 over Z16 who´s minimum homogenous weight is 76.

Homogenous weight enumerator: w(x)=1x^0+69x^76+174x^80+34x^82+266x^84+128x^86+801x^88+5300x^90+837x^92+144x^94+180x^96+26x^98+100x^100+72x^104+36x^108+18x^112+4x^116+1x^120+1x^144

The gray image is a code over GF(2) with n=720, k=13 and d=304.
This code was found by Heurico 1.16 in 3.83 seconds.