The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+144x^54+316x^55+625x^56+566x^57+823x^58+672x^59+812x^60+664x^61+790x^62+574x^63+662x^64+390x^65+403x^66+274x^67+248x^68+84x^69+80x^70+30x^71+18x^72+8x^73+6x^75+2x^76

The gray image is a code over GF(2) with n=244, k=13 and d=108.
This code was found by Heurico 1.16 in 1.89 seconds.