3 1 4 1 5 9 July 8, 2019 16 32 64 128 3 1 4 1 5 9 sequence 3 1 4 1 5 9 pattern 9 1 3 4 1 5 as a fraction 3 1 4 2 5 9 1 3 4 5 9 7 3 4 1 9 5 6 1 4 x 1 3 =- 5 9 1 3 4 x 1 9 2 5 1 3 4 divided by 1 5 9