The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  2  2  1  2  2  1  2
 0  2  0  0  0  2  6  2  4  0  2  6  6  0  0  4  4  6
 0  0  2  0  2  2  2  4  6  4  6  2  4  0  6  0  4  4
 0  0  0  2  2  0  2  6  2  4  4  6  0  6  0  2  2  4
 0  0  0  0  4  0  0  0  0  0  4  4  4  4  4  0  4  0
 0  0  0  0  0  4  4  0  0  4  0  4  4  0  4  4  4  0

generates a code of length 18 over Z8 who´s minimum homogenous weight is 13.

Homogenous weight enumerator: w(x)=1x^0+38x^13+122x^14+176x^15+161x^16+294x^17+482x^18+304x^19+136x^20+178x^21+94x^22+32x^23+22x^24+2x^25+6x^26

The gray image is a code over GF(2) with n=72, k=11 and d=26.
This code was found by Heurico 1.16 in 1.29 seconds.