The generator matrix

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

generates a code of length 65 over Z8 who´s minimum homogenous weight is 56.

Homogenous weight enumerator: w(x)=1x^0+272x^56+432x^57+1071x^58+1176x^59+1833x^60+2008x^61+2513x^62+2584x^63+3065x^64+2836x^65+3018x^66+2840x^67+2674x^68+2020x^69+1631x^70+1000x^71+888x^72+364x^73+316x^74+80x^75+88x^76+20x^77+20x^78+9x^80+7x^82+1x^84+1x^88

The gray image is a code over GF(2) with n=260, k=15 and d=112.
This code was found by Heurico 1.16 in 34.6 seconds.