The generator matrix

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

generates a code of length 91 over Z8 who´s minimum homogenous weight is 39.

Homogenous weight enumerator: w(x)=1x^0+4x^39+25x^40+8x^41+14x^42+14x^43+20x^44+2x^45+38x^46+8x^47+51x^48+34x^49+75x^50+58x^51+80x^52+108x^53+135x^54+172x^55+252x^56+224x^57+327x^58+292x^59+378x^60+356x^61+449x^62+438x^63+490x^64+556x^65+500x^66+506x^67+438x^68+478x^69+396x^70+362x^71+149x^72+186x^73+164x^74+172x^75+122x^76+154x^77+100x^78+134x^79+182x^80+256x^81+390x^82+460x^83+770x^84+1210x^85+1566x^86+2562x^87+3710x^88+4474x^89+5576x^90+6190x^91+5504x^92+4670x^93+3640x^94+2568x^95+1784x^96+1138x^97+728x^98+446x^99+340x^100+238x^101+138x^102+144x^103+110x^104+140x^105+96x^106+164x^107+160x^108+246x^109+232x^110+344x^111+376x^112+454x^113+435x^114+538x^115+508x^116+538x^117+442x^118+442x^119+492x^120+340x^121+393x^122+308x^123+307x^124+240x^125+211x^126+168x^127+145x^128+96x^129+121x^130+56x^131+81x^132+30x^133+70x^134+22x^135+16x^136+14x^137+13x^138+4x^139+12x^140+2x^141+3x^142+2x^144+4x^146+4x^148+3x^152

The gray image is a code over GF(2) with n=364, k=16 and d=78.
This code was found by Heurico 1.16 in 98.7 seconds.