The generator matrix

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

generates a code of length 21 over Z8 who´s minimum homogenous weight is 16.

Homogenous weight enumerator: w(x)=1x^0+180x^16+346x^17+722x^18+812x^19+1351x^20+1266x^21+1494x^22+856x^23+695x^24+270x^25+150x^26+28x^27+13x^28+6x^29+2x^30

The gray image is a code over GF(2) with n=84, k=13 and d=32.
This code was found by Heurico 1.16 in 0.474 seconds.