The generator matrix

 1  0  0  1  1  1  1  1 35  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  7  1  1  1  1  1 42  1  1  1  1  1  1  1  1  1  1  1  1  1
 0  1  0 36 31 16 35 17  1 48  1  9 34 18 19 28 29 44 25  3  5 12  4 40  1 20 46 24 36  6  1  1 42 43 38 13  2 37  9 41 22  7 21 13
 0  0  1  5 31 34 36  4 16 38  2 21 46 37 40 30 48 10 39 27 44 43 29 14 33 13 34 12 45 35 34  1 16 18  3  2  3 13 15 29 30 28 48 19

generates a code of length 44 over Z49 who´s minimum homogenous weight is 250.

Homogenous weight enumerator: w(x)=1x^0+2646x^250+2520x^251+162x^252+378x^253+1008x^254+4200x^255+3528x^256+9282x^257+7266x^258+1122x^259+1890x^260+2688x^261+6300x^262+3528x^263+12600x^264+8484x^265+3060x^266+3906x^267+4536x^268+10080x^269+5292x^270+14574x^271+8484x^272+60x^273+24x^280+18x^287+12x^294

The gray image is a code over GF(7) with n=308, k=6 and d=250.
This code was found by Heurico 1.16 in 4.16 seconds.