The generator matrix

 1  0  1  1  1  1  1  1  1  1  1  1  1  1  1  0  1  1  0  1  1  1  1  1  1  7  1  1  1  1
 0  1  1 31 16 48  4 19  0 36 31 16 48  4 19  1 19 16  1 36 48 31  4 38 46  1  6 36 15 29
 0  0 35  0 35  7 35  7 42 14  7 42  0  0 42 14 21 28 28 21 42  7 28 14  0  7 42 35 42 21
 0  0  0  7 28 28 21 42  0 42  7 42 35 28 21 21 42 21 28 35  7 35 28 21 42 21 35  7  0 28

generates a code of length 30 over Z49 who´s minimum homogenous weight is 161.

Homogenous weight enumerator: w(x)=1x^0+258x^161+84x^162+672x^163+798x^165+786x^168+1512x^169+5040x^170+2016x^172+3978x^175+9072x^176+20832x^177+5922x^179+10968x^182+18144x^183+31080x^184+5670x^186+336x^189+270x^196+168x^203+42x^210

The gray image is a code over GF(7) with n=210, k=6 and d=161.
This code was found by Heurico 1.16 in 2.26 seconds.