The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  3  1  1  1  1  1  1  0  1  1  1  1  3  1  1  1  1  1  1 18  3  1  1  3  1  1
 0  3  0  0 24 21 15  3 24 21 18  0 24 18  6 15 21 21  3  0 18  6 24 18 21 15 18  0 12  0 12 18  6 24  9 12  3  0 18 12 15 15  0 18  3 12 24  9  3  9 12 21  6 18  0
 0  0  3 24  0 15 21  3  6  6 21 24 24  9 21  9 12  9 21 15 21  9 15  0 15 21  9 21  3 24  9 15 15 12 18  3 18 21 15  9 18  3  6  9 24  6 18 24 12 15  9  6 24 18  0
 0  0  0  9  0  0 18  0  0  9 18 18 18  9  9  0 18 18  0 18  0 18  9 18  9 18 18  9  9  0  9  0  0  9  0 18  0 18  0  9 18  9  0  9 18 18  9 18 18 18  0 18  9 18  0
 0  0  0  0  9 18  0  9 18  0 18 18 18  0  9 18  0  0 18  9 18  0  9 18  9 18  9  0  0  9  9  0  0 18 18  9  0  9 18  0 18  0  9  9  0 18 18  0 18 18  9  9  0  9  0

generates a code of length 55 over Z27 who´s minimum homogenous weight is 99.

Homogenous weight enumerator: w(x)=1x^0+106x^99+360x^101+346x^102+708x^104+742x^105+648x^106+774x^107+1960x^108+2592x^109+2340x^110+3508x^111+2592x^112+732x^113+836x^114+426x^116+278x^117+306x^119+154x^120+162x^122+56x^123+24x^125+22x^126+2x^129+4x^132+2x^138+2x^147

The gray image is a code over GF(3) with n=495, k=9 and d=297.
This code was found by Heurico 1.16 in 1.77 seconds.