The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  2  4  0  0  2  0  0  2  2  1  0  1  1  2
 0  2  0  0  0  0  0  0  0  0  2  4  6  2  2  6  4  0  4  2  2  2  6  4  2  2  0  4  2  4  6  6  2  4  6  0  6
 0  0  2  0  0  0  2  6  2  4  2  4  2  0  2  2  6  4  6  4  4  0  6  4  6  2  0  6  4  0  4  2  4  4  6  2  2
 0  0  0  2  0  2  2  2  4  6  0  6  4  0  2  6  2  4  2  0  6  0  6  6  2  4  4  0  4  2  4  2  4  2  0  2  4
 0  0  0  0  2  2  4  6  2  0  0  6  6  2  6  0  0  4  0  2  4  4  2  4  2  2  2  6  2  2  4  0  6  4  6  6  6
 0  0  0  0  0  4  4  4  0  4  4  0  4  0  0  4  4  4  0  4  4  4  4  0  0  4  4  0  4  0  0  4  0  4  0  4  0

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

Homogenous weight enumerator: w(x)=1x^0+125x^30+8x^31+338x^32+128x^33+483x^34+184x^35+597x^36+320x^37+661x^38+312x^39+436x^40+64x^41+255x^42+8x^43+118x^44+38x^46+13x^48+6x^50+1x^52

The gray image is a code over GF(2) with n=148, k=12 and d=60.
This code was found by Heurico 1.16 in 0.486 seconds.