The generator matrix

 1  0  1  1  1  6  1  1 12  1  1 10  1  1  0  1  1  2  1 12  1  1
 0  1  3  6  5  1 12 15  1 10  9  1  0  3  1  6  0 12  5  1 10  0
 0  0  8  0  0  8  8  0  0  8  8  8  0  0  8  0  8  0  8  0  0  0
 0  0  0  8  0  8  8  8  8  0  8  0  8  0  8  0  0  0  8  0  8  0
 0  0  0  0  8  8  8  8  0  8  0  8  0  8  8  8  8  8  8  8  8  0

generates a code of length 22 over Z16 who´s minimum homogenous weight is 18.

Homogenous weight enumerator: w(x)=1x^0+42x^18+72x^19+224x^20+512x^21+366x^22+496x^23+219x^24+64x^25+38x^26+8x^27+3x^28+2x^30+1x^36

The gray image is a code over GF(2) with n=176, k=11 and d=72.
This code was found by Heurico 1.16 in 0.0165 seconds.