The generator matrix

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

generates a code of length 26 over Z8 who´s minimum homogenous weight is 21.

Homogenous weight enumerator: w(x)=1x^0+98x^21+231x^22+450x^23+409x^24+576x^25+516x^26+704x^27+430x^28+362x^29+175x^30+90x^31+20x^32+20x^33+6x^34+4x^35+4x^36

The gray image is a code over GF(2) with n=104, k=12 and d=42.
This code was found by Heurico 1.16 in 0.195 seconds.