The generator matrix

 1  0  0  1  1  1  1  1  1  6  1  1  1  1  1  1  3  1  0  1
 0  1  0  6  1  7  8  0  2  1  6  4  1  5  3  8  1  3  1  0
 0  0  1  7  1  6  2  8  6  7  4  0  4  3  7  5  1  4  3  0

generates a code of length 20 over Z9 who´s minimum homogenous weight is 36.

Homogenous weight enumerator: w(x)=1x^0+216x^36+204x^39+180x^42+96x^45+30x^48+2x^54

The gray image is a code over GF(3) with n=60, k=6 and d=36.
This code was found by Heurico 1.16 in 0.00366 seconds.