The generator matrix

 1  0  0  1  1  1  1  1  1  1  X  1  1  1 5X  1  1  1 2X  1  1  1  1  1  1  1  1  1  1  1  1  1  1  X 3X  1
 0  1  0 5X+1  3 5X+2 5X 4X+1 X+3  2  1 5X+6  X 4X+2  1 6X+1  4 5X+3  1 6X+4 X+4 4X+5 6X+6 3X+4 X+6 5X+4 4X+3 4X+6  6 X+2 5X+3 2X+3 X+4  1  1 3X
 0  0  1 5X+5  3 5X+6 5X+1 X+3 4X X+2 5X+6 6X+1 4X+6  X 3X+4 2X+6 X+4 X+1 5X+1  6 4X+1 2X+3 2X  6 2X+1 4X 3X+4 5X+3 2X  4 4X+6 6X+2 5X+1  2  5 X+5

generates a code of length 36 over Z7[X]/(X^2) who´s minimum homogenous weight is 202.

Homogenous weight enumerator: w(x)=1x^0+2352x^202+108x^203+84x^204+1344x^205+2436x^206+4452x^207+2898x^208+9198x^209+30x^210+1008x^211+7014x^212+6888x^213+7266x^214+3024x^215+11592x^216+66x^217+3024x^218+14280x^219+11256x^220+10920x^221+4368x^222+13902x^223+60x^224+66x^231+12x^238

The gray image is a linear code over GF(7) with n=252, k=6 and d=202.
This code was found by Heurico 1.16 in 3.23 seconds.