1 5 4 9 July 8, 2019 16 32 64 128 1 5 4 9 as a fraction 1 5 4 9 6 1 5 4 9 10 1 4 5 9 14 1 4 5 9 14 sequence 1 4 5 9 14 what comes next 1 4 5 90 1 5 9 4 2 3 1 4 5 9 8 1 5 9 4 7 5 1 4 9 16 1 4 5 9 11 1 4 5 9 2 1 5 x 4 9 1 5 3 4 9