The generator matrix

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

generates a code of length 48 over Z8 who´s minimum homogenous weight is 38.

Homogenous weight enumerator: w(x)=1x^0+51x^38+114x^39+368x^40+562x^41+925x^42+1360x^43+1833x^44+2604x^45+3079x^46+3480x^47+3808x^48+3748x^49+3195x^50+2508x^51+1878x^52+1392x^53+845x^54+422x^55+276x^56+138x^57+87x^58+52x^59+25x^60+4x^61+9x^62+3x^64+1x^66

The gray image is a code over GF(2) with n=192, k=15 and d=76.
This code was found by Heurico 1.16 in 23.9 seconds.