The generator matrix

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

generates a code of length 76 over Z8 who´s minimum homogenous weight is 72.

Homogenous weight enumerator: w(x)=1x^0+157x^72+92x^73+188x^74+180x^75+116x^76+16x^77+54x^78+56x^80+52x^81+40x^82+44x^83+8x^84+5x^88+4x^90+4x^92+2x^94+5x^96

The gray image is a code over GF(2) with n=304, k=10 and d=144.
This code was found by Heurico 1.16 in 0.197 seconds.