The generator matrix

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

generates a code of length 74 over Z9 who´s minimum homogenous weight is 138.

Homogenous weight enumerator: w(x)=1x^0+420x^138+1158x^141+1156x^144+1116x^147+906x^150+664x^153+408x^156+354x^159+222x^162+120x^165+30x^168+6x^174

The gray image is a code over GF(3) with n=222, k=8 and d=138.
This code was found by Heurico 1.16 in 0.765 seconds.