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

generates a code of length 73 over Z8 who´s minimum homogenous weight is 58.

Homogenous weight enumerator: w(x)=1x^0+35x^58+2x^59+101x^60+66x^61+172x^62+122x^63+236x^64+212x^65+425x^66+520x^67+738x^68+974x^69+1033x^70+1428x^71+1303x^72+1576x^73+1415x^74+1378x^75+1183x^76+974x^77+684x^78+514x^79+333x^80+260x^81+211x^82+116x^83+137x^84+34x^85+86x^86+16x^87+37x^88+26x^90+16x^92+8x^94+10x^96+1x^100+1x^102

The gray image is a code over GF(2) with n=292, k=14 and d=116.
This code was found by Heurico 1.16 in 21.5 seconds.