L4(2^3) Atttributes No 1 2 3 1 1 1 1 2 1 2 2 3 2 1 2 4 2 2 1 a b ab L8(2^7) Atttributes No No 1 2 3 4 5 6 7 1 1 1 1 1 1 1 1 2 1 1 1 2 2 2 2 3 1 2 2 1 1 2 2 4 1 2 2 2 2 1 1 5 2 1 2 1 2 1 2 6 2 1 2 2 1 2 1 7 2 2 1 1 2 2 1 8 2 2 1 2 1 1 2 a b ab c ac bc abc