The generator matrix

 1  0  0  0  1  1  1  1  1  1  1  1  1 2a  1  1  1  1  1 2a+2  1  1  2  1  1  2 2a  1 2a+2  0  1  1  0  1  1  1  1  1  1  1  2  1  1  1 2a  1  1  1  0  1 2a  1  1  1  1  1  2  1  1  1  1  1  1  1  2
 0  1  0  0 2a+2  0 2a+2  1 3a+2 2a+3  3  3 a+3  1 3a a+1 2a+1  2 2a+1  1 3a+1 a+3  1  a  a  1  1  3  2 2a 3a+1 3a  1 a+3  2 2a+3 a+2 3a+3 3a+3  a  1 3a  2  3  1 a+3 2a 3a+3  1 3a  2 2a+2 3a+2 2a+1 3a+1 2a  1 a+2  2  2 2a+1 2a+2 a+2 2a+2  0
 0  0  1  0  2 2a+2  0 2a 2a 2a+2 2a+2 2a  2 3a+2 2a+3 3a 2a+1 a+1 a+3  1 3a+2 2a+3  3  1 a+2 a+3  a a+2  1  1 3a a+3  a a+1 2a+3 3a+3  2  3 a+3 a+1  0  0 a+3  3  3  3 3a+3 a+1 a+2 3a  1 2a+3 3a 3a+1  0  3  2 2a+1  1 3a 3a+2 a+1 a+1  0  1
 0  0  0  1 2a+3 3a+2 3a+3 3a+1 a+1 3a 2a+2  3  a 2a+3 2a a+3 2a+3 3a+1  3 2a+1  1  2 a+1 a+2 3a+2  0 2a+2  1  a 2a+1  2 2a+3 a+2 3a+2  a 3a+3  1 3a  0 3a+3 3a+1  2 2a+2 a+2 2a a+1 2a+1 2a+1 3a+1 2a+2 2a+1  0 2a 3a+2  0 3a+3  a a+3  2  1  3  a a+2  3 3a+1

generates a code of length 65 over GR(16,4) who´s minimum homogenous weight is 180.

Homogenous weight enumerator: w(x)=1x^0+519x^180+1008x^181+552x^182+660x^183+2136x^184+2388x^185+1548x^186+1008x^187+3108x^188+3588x^189+2100x^190+1404x^191+4137x^192+4128x^193+2580x^194+1428x^195+4620x^196+4908x^197+2388x^198+1536x^199+4068x^200+3900x^201+1980x^202+1200x^203+2787x^204+2340x^205+996x^206+324x^207+1014x^208+720x^209+132x^210+108x^211+123x^212+60x^213+12x^214+12x^215+12x^216+3x^220

The gray image is a code over GF(4) with n=260, k=8 and d=180.
This code was found by Heurico 1.16 in 20.2 seconds.