The generator matrix

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

generates a code of length 37 over Z8 who´s minimum homogenous weight is 30.

Homogenous weight enumerator: w(x)=1x^0+50x^30+190x^31+362x^32+542x^33+730x^34+776x^35+919x^36+1096x^37+930x^38+820x^39+713x^40+458x^41+286x^42+184x^43+77x^44+14x^45+20x^46+14x^47+8x^48+2x^53

The gray image is a code over GF(2) with n=148, k=13 and d=60.
This code was found by Heurico 1.16 in 1.08 seconds.