The generator matrix

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

generates a code of length 54 over Z8 who´s minimum homogenous weight is 49.

Homogenous weight enumerator: w(x)=1x^0+64x^49+201x^50+270x^51+305x^52+272x^53+192x^54+174x^55+114x^56+110x^57+62x^58+60x^59+106x^60+46x^61+40x^62+22x^63+1x^64+2x^65+1x^66+2x^67+1x^68+2x^69

The gray image is a code over GF(2) with n=216, k=11 and d=98.
This code was found by Heurico 1.11 in 0.114 seconds.