The generator matrix

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

generates a code of length 37 over Z8 who´s minimum homogenous weight is 28.

Homogenous weight enumerator: w(x)=1x^0+190x^28+162x^30+641x^32+1104x^34+2065x^36+1828x^38+1322x^40+448x^42+317x^44+42x^46+66x^48+3x^52+2x^56+1x^60

The gray image is a code over GF(2) with n=148, k=13 and d=56.
This code was found by Heurico 1.16 in 26.1 seconds.