The generator matrix

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

generates a code of length 62 over Z8 who´s minimum homogenous weight is 54.

Homogenous weight enumerator: w(x)=1x^0+188x^54+484x^55+672x^56+924x^57+1112x^58+1244x^59+1415x^60+1452x^61+1582x^62+1432x^63+1367x^64+1420x^65+1008x^66+732x^67+508x^68+372x^69+230x^70+108x^71+60x^72+24x^73+36x^74+9x^76+4x^78

The gray image is a code over GF(2) with n=248, k=14 and d=108.
This code was found by Heurico 1.16 in 8.39 seconds.