The generator matrix

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

generates a code of length 36 over Z8 who´s minimum homogenous weight is 31.

Homogenous weight enumerator: w(x)=1x^0+180x^31+288x^32+506x^33+459x^34+528x^35+362x^36+454x^37+406x^38+406x^39+189x^40+184x^41+79x^42+36x^43+8x^44+6x^45+2x^47+2x^49

The gray image is a code over GF(2) with n=144, k=12 and d=62.
This code was found by Heurico 1.16 in 0.26 seconds.