the 1 isometry classes of irreducible [7,1,7]_4 codes are: code no 1: ================ 1 1 1 1 1 1 1 the automorphism group has order 10080 and is strongly generated by the following 9 elements: ( 3 0 0 0 0 0 0 3 0 0 0 0 0 0 3 0 0 0 0 0 0 3 0 0 0 0 0 0 3 0 0 0 0 0 0 3 , 1 , 2 0 0 0 0 0 0 2 0 0 0 0 0 0 2 0 0 0 0 0 0 2 0 0 0 0 0 0 2 0 2 2 2 2 2 2 , 1 , 2 0 0 0 0 0 0 2 0 0 0 0 0 0 2 0 0 0 0 0 0 2 0 0 0 0 0 0 0 2 0 0 0 0 2 0 , 1 , 2 0 0 0 0 0 0 2 0 0 0 0 0 0 2 0 0 0 0 0 0 2 0 0 2 2 2 2 2 2 0 0 0 0 0 2 , 0 , 2 0 0 0 0 0 0 2 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 2 0 0 0 2 0 0 0 0 0 0 2 0 , 0 , 3 0 0 0 0 0 0 3 0 0 0 0 0 0 0 3 0 0 0 0 0 0 0 3 0 0 3 0 0 0 0 0 0 0 3 0 , 1 , 1 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 1 , 1 , 0 1 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 1 0 0 , 0 , 1 1 1 1 1 1 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 1 0 0 0 , 0 ) acting on the columns of the generator matrix as follows (in order): id, (6, 7), (5, 6), (5, 7), (4, 5, 6), (3, 5, 6, 4), (2, 5), (1, 3, 5, 4, 6, 2), (1, 3, 6, 7) orbits: { 1, 2, 7, 5, 6, 4, 3 }