n | a(n) |
---|---|
0 | 4 |
1 | 2 |
2 | 9 |
3 | 10 |
4 | 42 |
5 | 79 |
6 | 252 |
7 | 582 |
8 | 1645 |
9 | 4106 |
10 | 11070 |
11 | 28459 |
12 | 75348 |
13 | 195898 |
14 | 515073 |
15 | 1344906 |
16 | 3526786 |
17 | 9223895 |
18 | 24163596 |
19 | 63236638 |
20 | 165595269 |
21 | 433469962 |
22 | 1134942774 |
23 | 2971150995 |
24 | 7778845732 |
25 | 20364843314 |
26 | 53316562617 |
27 | 139583423242 |
28 | 365436006810 |
29 | 956720876191 |
30 | 2504732642460 |
[4,2,9,10,42,79,252,582,1645,4106,11070,28459, 75348,195898,515073,1344906,3526786,9223895, 24163596,63236638,165595269,433469962,1134942774, 2971150995,7778845732,20364843314,53316562617, 139583423242,365436006810,956720876191, 2504732642460] |