2 6 7 x 5 1 7 July 8, 2019 16 32 64 128 2 4 7 x 2 5 1 6 7 6 2 7 3 5 7 x 1 1 7 7x 1 5 3x 7 2 6 x 2 7 x 1 5 6 7 12 7 x 6 / 2 2 5/7 - 6* 1/2
