The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  2  0  1  1  2  0  1  2  1  1  0  1  2  1  1  0  1  2  1  1  0  1  1  1  1  2  0  2  1  1  0  1  2  1  1  2  4  2  2  1  1  2  0  1  2  2  2
 0  2  0  6  0  6  0  6  0  6  0  6  4  6  6  0  6  0  0  6  2  6  6  6  2  4  6  2  0  2  0  6  4  6  2  2  6  6  2  2  6  0  6  2  6  2  6  2  2  2  0  6  0  4  4  0  6  6  6  0  4  2  0  4  0  6
 0  0  4  0  0  0  0  0  0  0  0  0  4  0  0  4  0  0  4  0  0  0  4  0  4  4  0  4  4  4  0  0  4  4  4  0  4  4  0  4  4  4  0  0  0  4  4  0  0  4  0  4  4  4  4  4  4  4  4  0  4  0  4  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  0  0  0  0  0  0  0  0  0  0  4  4  4  4  4  4  4  4  4  4  4  4  4  4  4  4  4  4  4  0  0  0  4  4  4  4  0  0  0  4  0
 0  0  0  0  4  0  0  0  0  0  0  0  0  4  4  4  4  0  4  0  4  4  0  0  4  0  0  0  4  0  4  0  0  4  0  0  4  4  0  0  4  4  4  4  4  0  0  4  4  0  4  4  4  0  0  0  4  4  0  4  4  4  4  0  0  4
 0  0  0  0  0  4  0  0  0  0  0  0  0  4  0  4  4  0  0  0  4  0  0  0  0  4  4  4  4  4  0  0  0  4  4  0  4  0  4  0  0  0  4  0  0  0  4  4  4  4  0  4  4  4  0  4  0  4  0  0  0  4  4  4  4  0
 0  0  0  0  0  0  4  0  0  0  0  0  4  0  4  4  0  4  4  0  4  0  4  0  0  0  0  4  0  0  4  4  0  0  4  4  0  4  4  0  4  0  4  0  4  4  0  4  4  0  0  4  4  0  4  4  0  4  4  4  0  4  4  0  0  4
 0  0  0  0  0  0  0  4  0  0  0  0  0  0  0  0  0  0  0  4  4  4  4  4  4  0  4  4  4  0  4  0  4  0  0  0  4  0  0  4  4  4  0  4  0  0  0  4  0  4  4  0  4  0  4  4  4  0  0  4  4  0  0  0  0  4
 0  0  0  0  0  0  0  0  4  0  0  0  4  4  0  4  4  4  0  4  4  0  0  0  4  4  0  0  0  4  4  4  0  0  4  0  0  0  0  0  4  4  0  0  4  0  4  4  0  4  4  0  0  0  0  4  4  0  4  0  0  0  4  4  4  4
 0  0  0  0  0  0  0  0  0  4  0  0  0  0  0  0  4  4  4  4  4  4  4  0  4  4  4  4  0  0  4  4  0  4  4  4  0  0  0  4  0  4  4  4  4  0  0  0  4  4  0  4  0  4  0  4  0  0  0  4  0  4  4  4  4  4
 0  0  0  0  0  0  0  0  0  0  4  0  4  4  4  4  0  4  0  4  4  0  4  4  0  4  0  0  0  4  0  0  4  4  4  4  4  0  0  0  4  0  0  4  0  0  4  4  4  0  0  0  0  0  4  4  4  4  4  0  4  4  0  4  0  4
 0  0  0  0  0  0  0  0  0  0  0  4  0  0  4  4  4  4  4  0  4  4  4  4  0  0  4  0  0  4  0  4  4  4  0  0  4  0  4  4  4  4  0  0  0  4  0  0  0  0  0  4  0  4  0  0  0  0  4  0  4  0  4  4  4  4

generates a code of length 66 over Z8 who´s minimum homogenous weight is 50.

Homogenous weight enumerator: w(x)=1x^0+62x^50+12x^51+144x^52+42x^53+222x^54+156x^55+373x^56+332x^57+573x^58+620x^59+1067x^60+1350x^61+1853x^62+2404x^63+2470x^64+3224x^65+2829x^66+3268x^67+2561x^68+2454x^69+1763x^70+1412x^71+1111x^72+652x^73+611x^74+260x^75+325x^76+122x^77+211x^78+60x^79+105x^80+16x^81+52x^82+31x^84+15x^86+4x^88+1x^114

The gray image is a code over GF(2) with n=264, k=15 and d=100.
This code was found by Heurico 1.16 in 68.8 seconds.