The generator matrix

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

generates a code of length 30 over Z8 who´s minimum homogenous weight is 24.

Homogenous weight enumerator: w(x)=1x^0+43x^24+344x^25+495x^26+780x^27+800x^28+1152x^29+960x^30+1224x^31+762x^32+826x^33+415x^34+244x^35+90x^36+28x^37+18x^38+8x^39+2x^41

The gray image is a code over GF(2) with n=120, k=13 and d=48.
This code was found by Heurico 1.16 in 0.717 seconds.