The generator matrix

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

generates a code of length 51 over Z8 who´s minimum homogenous weight is 44.

Homogenous weight enumerator: w(x)=1x^0+150x^44+248x^45+482x^46+568x^47+700x^48+808x^49+767x^50+840x^51+773x^52+872x^53+639x^54+488x^55+349x^56+248x^57+145x^58+24x^59+61x^60+11x^62+10x^64+4x^66+4x^68

The gray image is a code over GF(2) with n=204, k=13 and d=88.
This code was found by Heurico 1.16 in 1.7 seconds.