The generator matrix

 1  0  1  1  1  1  1  1  1  1  1  1  1  1  1  0  1  1  1  0  1  1  1  1  1  1
 0  1  1  a a^7*X+a^2 a^3 a^7*X+2 a^7*X+a^6 a^5 a^7  0 a^7 a^5 a^7*X+a^6 a^3  1  a a^7*X+a^2 a^7*X+a^6  1  0  a a^7 a^5 X+a  X
 0  0 a^7*X  0 a^7*X  X a^6*X a^6*X 2*X a*X a^7*X a*X  X a*X  X  X a^6*X 2*X 2*X a^7*X a^3*X a*X a^7*X a^3*X 2*X a^7*X
 0  0  0  X a^7*X a^7*X  X a*X  X a^2*X a^5*X a^6*X a^5*X a^3*X  0 a^6*X a^2*X a^7*X a^3*X 2*X a^7*X  X 2*X a^3*X a^2*X a^7*X

generates a code of length 26 over F9[X]/(X^2) who´s minimum homogenous weight is 180.

Homogenous weight enumerator: w(x)=1x^0+240x^180+288x^184+576x^185+1048x^189+1296x^192+6912x^193+6048x^194+1112x^198+11664x^200+20736x^201+55296x^202+32832x^203+1288x^207+93312x^209+82944x^210+147456x^211+65520x^212+1384x^216+1168x^225+320x^234

The gray image is a linear code over GF(9) with n=234, k=6 and d=180.
This code was found by Heurico 1.16 in 12.6 seconds.