1 5 2 7 4 July 8, 2019 16 32 64 128 1 5 2 7 4 9 sequence 1 5 2 7 4 3 5 1 2 4 7 8 1 5 9 * 2 4 7 2/5 + 1 4/7 as a fraction 1 5 17 х 7 2 4 11 1 5 17 x 7 2 4 11 1 5 9 х 2 4 7 5 1 2 x 4 7 1 2 7 4 5 6 5 1 4 2 7 8 in fraction 5 1 2 x 7 3 4 5 1 4x2 2 7 5 1 2 times 7 3 4 5 2 5х )- 7 4х 1 )= 6х 42