The generator matrix

 1  1  1  1  1  1  1  1  1  2  2  2  2  1  1 12  1  2  1  1  1  1
 0  2  0  0  0  2  6  2 12  4  8  6 14  0  2  2 10 12  8  6 14  6
 0  0  2  0  2  2  2  4  6  6  6 12  2 12  4 12 14 12 10 14 10 12
 0  0  0  2  2  0  2  6 14  2  4 12  2  0  2 10 10  2 12 12  6 12
 0  0  0  0  4  0  0  0  8  0  0  8 12 12 12  8  4 12 12  8  0  4
 0  0  0  0  0  8  8  0  8  0  8  8  8  8  0  0  8  8  0  0  0  8

generates a code of length 22 over Z16 who´s minimum homogenous weight is 16.

Homogenous weight enumerator: w(x)=1x^0+276x^16+648x^17+1546x^18+2836x^19+6304x^20+12828x^21+16474x^22+12968x^23+6420x^24+2976x^25+1470x^26+452x^27+240x^28+60x^29+30x^30+7x^32

The gray image is a code over GF(2) with n=176, k=16 and d=64.
This code was found by Heurico 1.16 in 14.8 seconds.