Solve: Puzzle: 1,9,35,91,189,341, ? ,? ,1241?

Question

Solve: Puzzle: 1,9,35,91,189,341, ? ,? ,1241?

Answer 1

1,9,35,91,189,341,559,855,1241,1729

The formula is : n^3 + (n+1)^3

Answer 2

First you should have posted that in puzzles or wordplay category not in the medicine....

Ok then.... I tried but got nothing....

My request is to post the answer.....

I want to know the answer....

Answer 3

differences of neighboring numbers:  

8/26/56/98/152

differences of the above numbers:

18/30/42/54

repeat:

12/12/12

extrapolate back:

18/30/42/54/66/78/90/102

8/26/56/98/152/218/296/386/488

1/9/35/91/189/341/559/855/1241/1729