The generator matrix

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

generates a code of length 51 over Z8 who´s minimum homogenous weight is 40.

Homogenous weight enumerator: w(x)=1x^0+40x^40+32x^41+238x^42+224x^43+737x^44+700x^45+1417x^46+1824x^47+2448x^48+3320x^49+3213x^50+4088x^51+3399x^52+3472x^53+2658x^54+1848x^55+1292x^56+616x^57+604x^58+200x^59+243x^60+52x^61+49x^62+8x^63+27x^64+9x^66+5x^68+4x^70

The gray image is a code over GF(2) with n=204, k=15 and d=80.
This code was found by Heurico 1.16 in 25.2 seconds.