Question

3,13,61,241,721,1441​

Answer 1

Answer:

Next number  = 1441

Step-by-step explanation:

3,13,61,241,721,1441​

3

13 =      3 * 6  - 5

61 =      13* 5  - 4

241 =    61 * 4  - 3

721 =  241 * 3  - 2

1441 = 721 * 2  - 1

Next number  = 1441 * 1 - 0  = 1441

Next number  = 1441