The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  2  0  1  2  2  1  4  1  1  1  1  2  2  1  0  1  0  4  0  0  2  1  2  1  0  1  1  1
 0  2  0  2  0  0  2  6  0  4  2  6  0  6  4  6  2  0  4  2  4  6  0  6  0  4  4  2  2  0  2  2  0  4  2  6  0  4  0  0  6  2  6  6  4  2  2  6  4  6  4  6  0  0  0  4  0  0  2  4  0  6  4  2  0  6  6  0
 0  0  2  2  0  6  2  0  4  2  2  0  4  6  2  4  2  0  6  0  0  4  6  2  0  0  2  2  4  6  6  4  0  2  2  0  0  6  6  4  4  4  6  0  2  2  2  0  2  2  0  4  6  4  2  0  2  2  2  2  2  0  6  4  2  4  6  0
 0  0  0  4  0  0  0  4  4  4  0  0  4  4  0  0  0  4  4  4  4  0  0  0  4  4  0  0  0  0  0  0  0  0  4  4  4  4  4  0  0  0  4  0  4  4  4  0  4  0  0  0  0  0  4  0  4  4  4  0  0  4  0  4  0  4  4  0
 0  0  0  0  4  0  0  0  0  0  4  0  4  4  4  4  0  4  4  4  0  4  4  4  4  0  0  4  0  4  0  4  0  0  4  0  4  0  0  4  0  4  0  4  0  4  0  0  4  4  0  0  0  0  4  0  0  4  4  0  0  4  4  0  4  4  4  0
 0  0  0  0  0  4  0  0  0  4  4  4  4  0  0  0  4  0  4  0  4  4  4  0  0  0  4  0  0  4  0  0  0  0  4  4  4  0  4  4  0  4  4  0  4  0  0  4  0  4  4  4  0  4  0  0  4  4  4  0  4  0  4  0  0  0  0  0
 0  0  0  0  0  0  4  4  4  4  4  0  4  0  0  0  4  4  4  4  4  0  0  4  0  0  4  0  4  4  0  4  4  4  4  4  0  0  0  4  4  0  0  0  4  4  0  4  4  0  4  4  4  0  4  4  4  4  0  0  0  0  4  4  0  0  4  0

generates a code of length 68 over Z8 who´s minimum homogenous weight is 60.

Homogenous weight enumerator: w(x)=1x^0+50x^60+62x^61+88x^62+96x^63+122x^64+176x^65+176x^66+188x^67+186x^68+236x^69+172x^70+112x^71+101x^72+74x^73+50x^74+44x^75+37x^76+20x^77+23x^78+8x^79+12x^80+6x^81+1x^82+3x^84+2x^85+1x^86+1x^106

The gray image is a code over GF(2) with n=272, k=11 and d=120.
This code was found by Heurico 1.16 in 0.398 seconds.