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

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

Homogenous weight enumerator: w(x)=1x^0+49x^28+35x^30+8x^31+77x^32+48x^33+52x^34+120x^35+51x^36+1184x^37+56x^38+120x^39+44x^40+48x^41+60x^42+8x^43+27x^44+36x^46+6x^48+16x^50+1x^52+1x^62

The gray image is a code over GF(2) with n=148, k=11 and d=56.
This code was found by Heurico 1.16 in 0.167 seconds.