n | a(n) |
---|---|
1 | 3 |
2 | 9 |
3 | 7 |
4 | 17 |
5 | 31 |
6 | 57 |
7 | 111 |
8 | 265 |
9 | 527 |
10 | 1065 |
11 | 2431 |
12 | 4953 |
13 | 10095 |
14 | 22537 |
15 | 46527 |
16 | 95417 |
17 | 209679 |
18 | 436585 |
19 | 900191 |
20 | 1955353 |
21 | 4093999 |
22 | 8480457 |
23 | 18265087 |
24 | 38377337 |
25 | 79802575 |
26 | 170819881 |
27 | 359693471 |
28 | 750304217 |
29 | 1598909295 |
30 | 3371088777 |
31 | 7049660735 |
[3,9,7,17,31,57,111,265,527,1065,2431,4953,10095, 22537,46527,95417,209679,436585,900191,1955353, 4093999,8480457,18265087,38377337,79802575, 170819881,359693471,750304217,1598909295, 3371088777,7049660735] |