The generator matrix

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

generates a code of length 61 over Z8 who´s minimum homogenous weight is 54.

Homogenous weight enumerator: w(x)=1x^0+74x^54+100x^55+350x^56+232x^57+470x^58+252x^59+458x^60+368x^61+445x^62+252x^63+375x^64+232x^65+241x^66+100x^67+57x^68+31x^70+28x^72+17x^74+8x^76+2x^78+2x^80+1x^84

The gray image is a code over GF(2) with n=244, k=12 and d=108.
This code was found by Heurico 1.16 in 0.726 seconds.