n | a(n) |
---|---|
1 | 502 |
2 | 1172 |
3 | 2236 |
4 | 3890 |
5 | 6526 |
6 | 10928 |
7 | 18664 |
8 | 32870 |
9 | 59818 |
10 | 112052 |
11 | 214660 |
12 | 417818 |
13 | 821878 |
14 | 1627544 |
15 | 3236224 |
16 | 6450734 |
17 | 12876706 |
18 | 25725404 |
19 | 51419356 |
20 | 102803618 |
21 | 205568302 |
22 | 411093632 |
23 | 822140056 |
24 | 1644228470 |
25 | 3288400666 |
26 | 6576740228 |
[502,1172,2236,3890,6526,10928,18664,32870,59818, 112052,214660,417818,821878,1627544,3236224, 6450734,12876706,25725404,51419356,102803618, 205568302,411093632,822140056,1644228470, 3288400666,6576740228] |