The generator matrix

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

generates a code of length 36 over Z8 who´s minimum homogenous weight is 30.

Homogenous weight enumerator: w(x)=1x^0+172x^30+356x^31+542x^32+720x^33+875x^34+994x^35+914x^36+994x^37+926x^38+698x^39+499x^40+268x^41+119x^42+46x^43+28x^44+18x^45+20x^46+2x^47

The gray image is a code over GF(2) with n=144, k=13 and d=60.
This code was found by Heurico 1.16 in 1.14 seconds.