The generator matrix

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

generates a code of length 47 over Z8 who´s minimum homogenous weight is 38.

Homogenous weight enumerator: w(x)=1x^0+162x^38+200x^39+619x^40+868x^41+1391x^42+1796x^43+2351x^44+3360x^45+3738x^46+3872x^47+3543x^48+3432x^49+2491x^50+1880x^51+1362x^52+768x^53+483x^54+184x^55+181x^56+20x^57+45x^58+4x^59+7x^60+8x^62+1x^66+1x^70

The gray image is a code over GF(2) with n=188, k=15 and d=76.
This code was found by Heurico 1.16 in 24.9 seconds.