The generator matrix

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

generates a code of length 37 over Z8 who´s minimum homogenous weight is 26.

Homogenous weight enumerator: w(x)=1x^0+72x^26+84x^27+248x^28+374x^29+427x^30+950x^31+734x^32+2554x^33+1188x^34+5046x^35+1420x^36+6460x^37+1437x^38+5132x^39+1199x^40+2644x^41+744x^42+976x^43+424x^44+238x^45+197x^46+94x^47+65x^48+18x^49+28x^50+6x^51+4x^52+3x^54+1x^56

The gray image is a code over GF(2) with n=148, k=15 and d=52.
This code was found by Heurico 1.16 in 24.4 seconds.