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

generates a code of length 62 over Z8 who´s minimum homogenous weight is 52.

Homogenous weight enumerator: w(x)=1x^0+64x^52+126x^53+200x^54+226x^55+290x^56+340x^57+423x^58+568x^59+687x^60+796x^61+820x^62+800x^63+663x^64+580x^65+436x^66+348x^67+263x^68+162x^69+128x^70+94x^71+54x^72+40x^73+36x^74+12x^75+25x^76+4x^77+4x^78+1x^84+1x^90

The gray image is a code over GF(2) with n=248, k=13 and d=104.
This code was found by Heurico 1.16 in 4.1 seconds.