n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 5 |
3 | 10 |
4 | 21 |
5 | 44 |
6 | 91 |
7 | 190 |
8 | 395 |
9 | 822 |
10 | 1711 |
11 | 3560 |
12 | 7409 |
13 | 15418 |
14 | 32085 |
15 | 66770 |
16 | 138949 |
17 | 289156 |
18 | 601739 |
19 | 1252230 |
20 | 2605915 |
21 | 5422958 |
22 | 11285279 |
23 | 23484880 |
24 | 48872481 |
25 | 101704562 |
26 | 211649125 |
27 | 440445850 |
28 | 916576181 |
29 | 1907412444 |
30 | 3969361531 |
[1,2,5,10,21,44,91,190,395,822,1711,3560,7409, 15418,32085,66770,138949,289156,601739,1252230, 2605915,5422958,11285279,23484880,48872481, 101704562,211649125,440445850,916576181, 1907412444,3969361531] |