The generator matrix

 1  0  0  0  1  1  1  1  1  2  2  1  4  1  6  1  0  1  2  0  1  1  1  1  1  1  6  6  2  1  4  0  2  4  1  2  1  6  2  1  1  1  2  0  1  1  6  1  1  1  4  4  1  0  1  2  2  1  1  6  1
 0  1  0  0  2  1  3  4  6  2  1  3  1  1  1  5  1  2  1  2  1  3  3  0  4  0  1  0  4  6  1  6  1  1  0  1  3  0  1  5  6  3  0  1  2  6  4  6  7  0  4  6  0  1  3  1  2  4  2  2  6
 0  0  1  0  0  0  0  1  1  1  7  5  2  3  5  2  7  2  6  1  5  6  3  5  5  6  4  0  1  4  7  6  1  6  3  1  6  1  6  3  0  2  1  4  1  4  2  6  5  0  1  2  0  4  4  4  1  1  0  1  0
 0  0  0  1  1  3  6  3  2  3  6  0  7  1  3  7  2  5  5  2  4  0  3  0  1  0  2  1  1  3  1  1  2  4  5  1  5  2  6  0  2  7  3  3  1  3  1  6  2  6  0  1  2  1  0  7  3  5  0  1  7
 0  0  0  0  4  0  0  0  4  4  0  4  0  0  4  4  4  0  4  4  0  4  4  0  4  4  4  4  4  4  4  0  4  4  4  0  0  0  0  0  4  4  0  0  0  0  0  0  0  0  4  4  0  4  4  0  4  4  0  0  0
 0  0  0  0  0  4  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  4  4  4  4  4  4  4  0  4  4  4  4  4  4  4  4  4  4  4  4  4  4  0  4  0  4  0  4  4  4  4  0  4  0
 0  0  0  0  0  0  4  0  0  0  4  4  4  4  4  4  0  4  0  4  0  0  0  4  4  4  4  4  0  0  4  0  0  0  0  4  4  4  0  4  4  4  0  4  4  4  4  4  0  0  0  4  0  4  4  0  4  4  4  0  4

generates a code of length 61 over Z8 who´s minimum homogenous weight is 52.

Homogenous weight enumerator: w(x)=1x^0+187x^52+448x^53+970x^54+1072x^55+1884x^56+1884x^57+2514x^58+2724x^59+3174x^60+2936x^61+3208x^62+2988x^63+2601x^64+1928x^65+1724x^66+956x^67+783x^68+344x^69+267x^70+68x^71+65x^72+12x^73+18x^74+8x^76+2x^78+1x^86+1x^88

The gray image is a code over GF(2) with n=244, k=15 and d=104.
This code was found by Heurico 1.16 in 31.3 seconds.