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

generates a code of length 70 over Z8 who´s minimum homogenous weight is 62.

Homogenous weight enumerator: w(x)=1x^0+37x^62+52x^63+103x^64+130x^65+127x^66+152x^67+198x^68+192x^69+167x^70+198x^71+141x^72+144x^73+128x^74+82x^75+44x^76+40x^77+32x^78+22x^79+18x^80+6x^81+17x^82+6x^83+6x^84+3x^86+1x^88+1x^110

The gray image is a code over GF(2) with n=280, k=11 and d=124.
This code was found by Heurico 1.16 in 0.421 seconds.