The generator matrix

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

generates a code of length 90 over Z8 who´s minimum homogenous weight is 78.

Homogenous weight enumerator: w(x)=1x^0+61x^78+8x^79+257x^80+140x^81+574x^82+296x^83+871x^84+608x^85+1184x^86+876x^87+1530x^88+1152x^89+1531x^90+1144x^91+1453x^92+840x^93+1132x^94+648x^95+732x^96+308x^97+469x^98+96x^99+207x^100+24x^101+126x^102+4x^103+52x^104+29x^106+12x^108+7x^110+4x^112+5x^114+2x^118+1x^124

The gray image is a code over GF(2) with n=360, k=14 and d=156.
This code was found by Heurico 1.16 in 18.8 seconds.