The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+154x^30+68x^31+412x^32+316x^33+827x^34+692x^35+1192x^36+908x^37+1193x^38+716x^39+805x^40+308x^41+343x^42+60x^43+131x^44+4x^45+41x^46+18x^48+2x^50+1x^52

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 1.43 seconds.