The generator matrix

1 0 0 0 0 0 0 0 1 1 1 2 1 1 1 1 2 1 1 1 1 0 0 2 0 0 1 1 0 2 0 2 2 2 2 1 2 1 1 0 2 1 1 0 1 0 1 1 2 0 1 1 0 1 2 2 2 2 0 1 2 1 1 2 2 1 1 1 2 2 0 2 2 1 1 1 1 0 0 1
0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 2 2 2 2 2 2 2 2 2 0 2 2 1 1 1 1 1 3 1 3 1 3 3 1 1 1 1 1 1 1 1 1 2 1 1 1 3 3 1 0 2 1 3 2 1 0 1 2 2 1 0 3 2 0 0
0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 2 2 1 1 3 3 1 1 1 1 1 1 2 1 0 1 1 2 1 2 0 2 3 1 0 3 2 0 2 2 1 0 1 2 2 3 0 0 1 3 3 1 2 3 3 1 3 2 2 1 3 1 0 1 1 1 0 2 2 2 0 0 0 2 0
0 0 0 1 0 0 0 0 0 1 1 1 1 0 2 0 2 3 0 3 1 1 2 0 2 3 0 1 1 0 1 3 0 2 2 1 1 1 0 3 0 1 0 0 2 1 2 0 2 2 0 2 3 1 2 3 0 1 1 0 1 1 2 3 3 3 2 2 0 2 0 1 1 3 2 0 2 1 1 0
0 0 0 0 1 0 0 0 1 0 2 3 1 3 0 3 1 0 2 1 3 1 2 3 3 3 1 3 0 2 2 2 2 3 1 0 2 1 2 1 3 0 1 3 0 3 2 3 0 2 3 1 1 2 3 1 0 3 2 0 0 2 2 2 2 2 3 0 2 1 3 0 0 0 0 1 2 0 2 0
0 0 0 0 0 1 0 0 1 2 1 3 0 1 3 0 3 2 3 1 2 2 1 3 2 1 0 3 2 2 1 2 1 2 1 1 3 3 0 3 2 0 3 3 3 1 0 1 3 1 0 0 3 1 2 3 1 3 0 0 1 2 1 1 0 1 1 2 3 3 1 3 3 3 3 2 2 3 1 0
0 0 0 0 0 0 1 0 1 3 0 3 2 2 1 3 3 0 3 0 1 0 3 2 1 0 2 1 0 1 3 3 0 3 2 2 3 2 0 1 3 1 0 2 2 2 3 0 3 2 1 1 2 1 2 1 2 0 3 3 0 2 2 2 1 3 3 1 2 3 2 0 2 2 1 3 1 1 2 2
0 0 0 0 0 0 0 1 2 2 0 0 0 1 1 3 3 1 2 1 1 2 3 0 2 1 0 1 3 3 3 0 1 1 3 1 1 2 1 0 3 2 1 2 2 3 2 2 2 3 3 0 2 3 3 3 1 1 1 0 3 0 1 1 1 3 0 3 0 2 2 2 2 1 2 1 1 2 1 0

generates a code of length 80 over Z4 who´s minimum homogenous weight is 63.

Homogenous weight enumerator: w(x)=1x^0+44x^63+119x^64+286x^65+498x^66+624x^67+808x^68+1042x^69+1235x^70+1520x^71+2023x^72+2310x^73+2587x^74+2836x^75+3247x^76+3614x^77+3734x^78+3826x^79+4053x^80+4110x^81+3827x^82+3780x^83+3488x^84+3172x^85+2748x^86+2370x^87+1826x^88+1538x^89+1312x^90+880x^91+628x^92+450x^93+362x^94+200x^95+157x^96+104x^97+69x^98+40x^99+28x^100+10x^101+9x^102+6x^103+5x^104+4x^105+3x^106+1x^108+2x^111

The gray image is a code over GF(2) with n=160, k=16 and d=63.
This code was found by Heurico 1.10 in 617 seconds.