The generator matrix

 1  0  1  1  1  1  1  1  1  1  1  1  1  1  1  0  1  1  1  1  1  0  7  1  1 21 14  1  1  1  1 35  1  1 28  1  1  1  1  0  1  1  1  1
 0  1  1 31 16 48  4 19  0 36 31 16 48  4 19  1 19 16 36 48 26  1  1  4 33  1  1 47  9  2  2  1 12 44  1 19 44  0 26  1  9 46 39 36
 0  0 35  0 35  7 35  7 42 14  7 42  0  0 42 14 21 28 21 14 28  7 28  7  7 42 28 42 35 14 14 28 14 35  0 28 28 42  0  0  7 21 35 21
 0  0  0  7 28 28 21 42  0 42  7 42 35 28 21 21 42 21 35 35 35 21 28  0 35 28  7  0 42  0  7 21 14 14  7 14 42 42  0 28 21  7  0  7

generates a code of length 44 over Z49 who´s minimum homogenous weight is 245.

Homogenous weight enumerator: w(x)=1x^0+1488x^245+84x^246+168x^247+420x^248+6258x^252+1512x^253+1260x^254+1680x^255+12714x^259+9072x^260+5208x^261+5670x^262+28068x^266+18144x^267+7770x^268+6636x^269+10950x^273+222x^280+168x^287+108x^294+36x^301+12x^308

The gray image is a code over GF(7) with n=308, k=6 and d=245.
This code was found by Heurico 1.16 in 75.9 seconds.