The generator matrix

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

generates a code of length 62 over Z8 who´s minimum homogenous weight is 53.

Homogenous weight enumerator: w(x)=1x^0+236x^53+466x^54+1006x^55+1042x^56+1792x^57+1815x^58+2764x^59+2482x^60+3282x^61+2792x^62+3560x^63+2554x^64+2872x^65+1717x^66+1896x^67+957x^68+704x^69+345x^70+230x^71+118x^72+72x^73+32x^74+12x^75+13x^76+2x^77+1x^78+4x^79+1x^88

The gray image is a code over GF(2) with n=248, k=15 and d=106.
This code was found by Heurico 1.16 in 35.3 seconds.