The generator matrix

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

generates a code of length 71 over Z8 who´s minimum homogenous weight is 62.

Homogenous weight enumerator: w(x)=1x^0+151x^62+224x^63+646x^64+528x^65+981x^66+860x^67+1356x^68+1384x^69+1514x^70+1292x^71+1610x^72+1260x^73+1333x^74+872x^75+856x^76+480x^77+444x^78+204x^79+181x^80+60x^81+70x^82+4x^83+48x^84+11x^86+6x^88+8x^90

The gray image is a code over GF(2) with n=284, k=14 and d=124.
This code was found by Heurico 1.16 in 11.2 seconds.