The generator matrix

 1  0  1  1  1  1  1  1  1  1  1  1  1  1  1
 0  1  1 31 16 48  4 19  0 36 31 16 48  0  7
 0  0 35  0 35  7 35  7 42 14  7 42  0 28 35
 0  0  0  7 28 28 21 42  0 42  7 42 35 35 28

generates a code of length 15 over Z49 who´s minimum homogenous weight is 70.

Homogenous weight enumerator: w(x)=1x^0+66x^70+168x^73+426x^77+1176x^78+1260x^80+6582x^84+14112x^85+5208x^87+37644x^91+42336x^92+7770x^94+672x^98+228x^105

The gray image is a code over GF(7) with n=105, k=6 and d=70.
This code was found by Heurico 1.16 in 0.892 seconds.