The generator matrix

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

generates a code of length 38 over Z8 who´s minimum homogenous weight is 30.

Homogenous weight enumerator: w(x)=1x^0+210x^30+240x^31+948x^32+980x^33+1970x^34+2228x^35+3706x^36+3636x^37+4762x^38+3796x^39+3780x^40+2332x^41+1976x^42+892x^43+782x^44+220x^45+227x^46+12x^47+63x^48+6x^50+1x^62

The gray image is a code over GF(2) with n=152, k=15 and d=60.
This code was found by Heurico 1.16 in 17.8 seconds.