n | a(n) |
---|---|
1 | 2 |
2 | 4 |
3 | 6 |
4 | 9 |
5 | 15 |
6 | 25 |
7 | 48 |
8 | 91 |
9 | 169 |
10 | 336 |
11 | 669 |
12 | 1335 |
13 | 2665 |
14 | 5317 |
15 | 10573 |
16 | 21037 |
17 | 42072 |
18 | 84141 |
19 | 168279 |
20 | 336553 |
21 | 673099 |
22 | 1345639 |
23 | 2691276 |
24 | 5382549 |
25 | 10765095 |
26 | 21528959 |
27 | 43057916 |
28 | 86115821 |
29 | 172231631 |
30 | 344463251 |
31 | 688926491 |
32 | 1377847349 |
33 | 2755694696 |
34 | 5511375473 |
35 | 11022750944 |
[2,4,6,9,15,25,48,91,169,336,669,1335,2665,5317, 10573,21037,42072,84141,168279,336553,673099, 1345639,2691276,5382549,10765095,21528959, 43057916,86115821,172231631,344463251,688926491, 1377847349,2755694696,5511375473,11022750944] |