The generator matrix

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

generates a code of length 37 over Z8 who´s minimum homogenous weight is 31.

Homogenous weight enumerator: w(x)=1x^0+68x^31+347x^32+220x^33+128x^34+448x^35+708x^36+568x^37+224x^38+452x^39+464x^40+236x^41+32x^42+56x^43+124x^44+20x^48

The gray image is a code over GF(2) with n=148, k=12 and d=62.
This code was found by Heurico 1.16 in 44.6 seconds.