3 9 5 15 July 8, 2019 16 32 64 128 1 3 5 9 15 sequence 1 3 5 9 15 9 3 5 7 15 3 5 9 8 15 2 3 5 9 15 3 5 6 9 15 Is 3 9 equal to 5 15 (- 3 9 5 4 15 3 5 9 15 sequence formula 3 5 9 15 sequence 3 5 9 15 pattern 3 5 9 15 true or false 3 5 9 15 nth term 3 5 9 15 next number 3 =- 9 s 5 )+ 15s