The generator matrix

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

generates a code of length 49 over Z8 who´s minimum homogenous weight is 38.

Homogenous weight enumerator: w(x)=1x^0+28x^38+166x^39+330x^40+684x^41+1021x^42+2150x^43+2232x^44+4212x^45+4338x^46+7066x^47+6334x^48+8370x^49+6319x^50+6894x^51+4588x^52+4490x^53+2248x^54+1956x^55+888x^56+650x^57+227x^58+196x^59+84x^60+26x^61+26x^62+4x^63+6x^64+1x^66+1x^80

The gray image is a code over GF(2) with n=196, k=16 and d=76.
This code was found by Heurico 1.16 in 94.5 seconds.