The generator matrix 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 X X X X X 1 1 1 1 X 1 1 1 2 X X X X 1 1 1 1 1 X X 1 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 2 2 2 0 0 2 2 2 0 2 2 2 0 2 0 2 0 2 0 0 2 2 0 2 0 2 2 0 2 0 2 2 0 2 2 0 2 0 2 2 0 2 2 0 2 0 0 2 0 0 0 0 0 0 0 0 0 2 0 0 2 2 2 2 2 2 0 0 0 0 0 2 2 2 2 2 0 2 0 2 2 2 2 0 0 2 0 0 0 0 0 0 0 2 0 2 0 0 2 2 0 2 2 2 0 0 2 2 0 0 0 2 0 0 0 0 0 0 0 0 2 2 2 2 2 0 2 2 2 0 2 2 2 0 2 0 0 2 2 2 0 0 2 0 0 0 0 2 2 0 0 2 2 2 2 2 2 0 2 0 0 0 2 0 0 0 0 0 2 2 2 0 0 0 0 2 0 0 0 0 0 0 2 0 2 2 0 2 2 2 0 2 2 2 0 0 0 0 0 2 0 0 0 2 2 2 2 0 0 0 2 0 2 0 2 0 0 2 2 0 2 0 2 0 2 0 2 0 2 0 0 2 2 2 0 0 0 0 0 2 0 0 0 0 0 2 0 0 2 2 2 2 2 0 0 2 0 0 2 2 0 0 0 2 2 0 0 2 0 0 2 0 2 0 2 2 0 2 0 2 2 0 2 2 0 0 0 0 0 0 2 2 2 0 0 2 0 0 0 0 0 0 0 2 0 0 0 2 0 0 0 2 2 0 0 2 0 0 2 2 0 2 0 2 0 2 0 2 0 2 0 2 0 0 2 2 0 0 0 2 2 0 2 0 2 0 2 2 2 2 2 2 2 0 2 0 0 2 0 0 0 0 0 0 0 0 0 2 0 0 2 0 0 2 0 0 2 0 0 2 0 2 2 0 0 2 2 2 0 0 2 2 2 0 0 2 2 2 2 0 0 2 0 2 0 0 2 2 0 0 2 0 2 0 0 0 2 0 0 2 2 2 2 0 0 0 0 0 0 0 0 2 0 2 2 2 2 0 0 0 0 2 0 0 0 2 2 2 2 0 0 0 2 0 2 0 0 0 2 0 2 0 2 0 2 2 0 0 2 2 2 2 2 2 2 0 2 2 0 2 0 2 0 2 0 2 0 0 0 0 0 0 0 0 0 2 2 2 2 0 0 2 2 2 2 2 0 2 0 2 0 2 0 2 2 0 0 2 2 2 2 2 2 0 2 0 0 0 2 2 0 2 2 2 2 2 2 0 2 2 0 2 0 0 2 0 2 0 0 generates a code of length 63 over Z4[X]/(X^2+2,2X) who´s minimum homogenous weight is 52. Homogenous weight enumerator: w(x)=1x^0+122x^52+14x^54+234x^56+98x^58+341x^60+1220x^62+1401x^64+156x^66+238x^68+46x^70+134x^72+2x^74+63x^76+22x^80+3x^84+1x^100 The gray image is a code over GF(2) with n=252, k=12 and d=104. This code was found by Heurico 1.16 in 1.84 seconds.