The generator matrix

 1  0  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  0  1  1  1  1  1  1  1  0  1  1  1  1  1  1  1
 0  1  1  a 3a^2+2 2a^2+3a+1 a^2+3a a^2+3a+3 3a^2+2a+3  a 3a^2+2  0 2a^2+3 a^2+3a+3 a^2+3a 3a^2+2a+3 2a^2+3a+1  1 2a^2+3 a^2+3a+3  a 2a^2+3a+1 3a^2+2 a+2 3a^2+2a+3  1 3a^2+2a+2 a^2+3a 3a^2+3 2a^2+3a+3 2a^2+3 a^2+3a+1 a+2
 0  0 2a^2+2  0  2  2 2a+2  2 2a^2 2a+2 2a^2+2 2a^2 2a^2  0  0 2a^2 2a^2+2  2  2 2a 2a^2+2 2a+2 2a+2 2a^2+2a 2a^2+2a+2 2a^2+2a+2 2a^2+2a 2a 2a+2  2  2 2a^2+2a+2 2a^2
 0  0  0  2 2a^2+2 2a^2+2a+2 2a+2 2a^2 2a^2+2a+2 2a^2+2 2a^2+2 2a^2+2a 2a 2a^2 2a^2+2a+2  0 2a^2+2a 2a^2+2a+2 2a 2a+2 2a+2  0  2 2a^2+2a 2a^2  0 2a^2  0 2a^2+2a+2 2a^2+2  2 2a^2+2a  2

generates a code of length 33 over GR(64,4) who´s minimum homogenous weight is 208.

Homogenous weight enumerator: w(x)=1x^0+399x^208+112x^210+1120x^211+504x^212+791x^216+448x^217+2352x^218+10080x^219+2968x^220+609x^224+6272x^225+16464x^226+48160x^227+10472x^228+756x^232+21952x^233+38416x^234+84000x^235+14728x^236+637x^240+483x^248+378x^256+42x^264

The gray image is a code over GF(8) with n=264, k=6 and d=208.
This code was found by Heurico 1.16 in 6.73 seconds.