n | a(n) |
---|---|
1 | 1 |
2 | 3 |
3 | 7 |
4 | 15 |
5 | 27 |
6 | 63 |
7 | 125 |
8 | 243 |
9 | 343 |
10 | 999 |
11 | 1805 |
12 | 3721 |
13 | 8181 |
14 | 16335 |
15 | 32761 |
16 | 65533 |
17 | 112847 |
18 | 190269 |
19 | 519375 |
20 | 1046875 |
21 | 1953125 |
22 | 4192479 |
23 | 8385125 |
24 | 16775019 |
25 | 24398405 |
26 | 66976875 |
27 | 134216625 |
[1,3,7,15,27,63,125,243,343,999,1805,3721,8181, 16335,32761,65533,112847,190269,519375,1046875, 1953125,4192479,8385125,16775019,24398405, 66976875,134216625] |