The generator matrix

 1  0  0  1  1  1  1  1  1  1  1  1  1  1  7  1  1  1  1  1 21  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1 14  1  0  1 14  7  1  1  1  1  1  1  1  1  1  1  1  1 21  1  1  1  1  1  1  1  1  1 28  0  1  1  1 21  1  1  1  1  1 42  1  1  1
 0  1  0 35 21 42  1 17 30  8 16 48  6 10  1 18 37 13 36 32  1 26 47 12 38  9  5  4 25 29 46 20 15 24 26 31 27  1 16  1 33  1  1 44 17 25 40  8 21 46 37  3 31 41 34 28  7 20 39  5  2 14 19  1 22  1 42 14  3 13  1  8 48 11 21  9  1 47  7  1
 0  0  1 36 31 16 30 23  9  4  5 48 12  1 47 11 15 42 13 40 27 24 18 27 38 34 29 37 35 14 41 43 45 27 28 39 10 32  7 10 19 20 26 10  3 46 16 26  4  5 40 12 35 34  9  1 38 35 28 26  7 41 39 27 21 47  1 17 17  6 34 45  8 13 11 47 45 21 12  1

generates a code of length 80 over Z49 who´s minimum homogenous weight is 464.

Homogenous weight enumerator: w(x)=1x^0+2142x^464+4998x^465+420x^466+1470x^467+840x^468+1782x^469+7518x^471+11298x^472+2100x^473+2940x^474+2016x^475+2232x^476+8400x^478+13272x^479+2772x^480+3822x^481+1386x^482+2562x^483+8526x^485+11298x^486+2940x^487+4116x^488+1932x^489+1914x^490+6342x^492+8526x^493+18x^497+36x^504+24x^511+6x^525

The gray image is a code over GF(7) with n=560, k=6 and d=464.
This code was found by Heurico 1.16 in 9.33 seconds.