The generator matrix

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

generates a code of length 36 over Z8 who´s minimum homogenous weight is 24.

Homogenous weight enumerator: w(x)=1x^0+93x^24+34x^26+481x^28+32x^29+646x^30+480x^31+2320x^32+1952x^33+3908x^34+3680x^35+5479x^36+3680x^37+3964x^38+1952x^39+2326x^40+480x^41+634x^42+32x^43+463x^44+30x^46+90x^48+9x^52+1x^56+1x^64

The gray image is a code over GF(2) with n=144, k=15 and d=48.
This code was found by Heurico 1.16 in 15.3 seconds.