The generator matrix

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

generates a code of length 54 over Z8 who´s minimum homogenous weight is 46.

Homogenous weight enumerator: w(x)=1x^0+154x^46+44x^47+390x^48+252x^49+644x^50+508x^51+883x^52+716x^53+1041x^54+772x^55+927x^56+500x^57+561x^58+212x^59+306x^60+68x^61+128x^62+39x^64+26x^66+11x^68+5x^70+3x^72+1x^74

The gray image is a code over GF(2) with n=216, k=13 and d=92.
This code was found by Heurico 1.16 in 24.9 seconds.