The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+226x^38+679x^40+20x^41+1128x^42+224x^43+1908x^44+888x^45+3356x^46+1808x^47+4930x^48+2288x^49+5002x^50+1856x^51+3508x^52+872x^53+1882x^54+208x^55+1148x^56+28x^57+498x^58+232x^60+64x^62+9x^64+3x^66+1x^72+1x^82

The gray image is a code over GF(2) with n=196, k=15 and d=76.
This code was found by Heurico 1.16 in 42.8 seconds.