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
 0  7  0  0  0  7  7 28  0 21  7 42 14 42  0 35 28 14 21  7  7 28 35 14 21 42  0
 0  0  7  0  0 35 28 35  7 28 35 35  7  7  7 21 21 28 35  7  0 42 14 28  7  7 21
 0  0  0  7  0 35 21 21 35 35  7 42  0 14 42 14 21  7 35 21 21 14  0 28 21 14  0
 0  0  0  0  7 35 42  7 42  7  7  0 14  7  7 28 42 28 28  0 21 35 21 28  0  0 14

generates a code of length 27 over Z49 who´s minimum homogenous weight is 133.

Homogenous weight enumerator: w(x)=1x^0+366x^133+1308x^140+1590x^147+2694x^154+2922x^161+100842x^162+3696x^168+2916x^175+1098x^182+216x^189

The gray image is a code over GF(7) with n=189, k=6 and d=133.
This code was found by Heurico 1.16 in 4.93 seconds.