The generator matrix

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

generates a code of length 23 over Z8 who´s minimum homogenous weight is 16.

Homogenous weight enumerator: w(x)=1x^0+138x^16+48x^17+587x^18+400x^19+1428x^20+1424x^21+2903x^22+2400x^23+3029x^24+1424x^25+1509x^26+400x^27+509x^28+48x^29+117x^30+12x^32+4x^34+3x^36

The gray image is a code over GF(2) with n=92, k=14 and d=32.
This code was found by Heurico 1.16 in 2.35 seconds.