4 7 х 49 July 8, 2019 16 32 64 128 4 7 x 49 4 7 x 49 1 7 4 9 x 49 5 18 1 7 х 4 49 4 7 x 490 7 4 x 49 10 4 over 7 x 49 4 x 22 7 x 49 49 × 7 4- 7
