n | a(n) |
---|---|
1 | 322 |
2 | 948 |
3 | 2513 |
4 | 4895 |
5 | 15739 |
6 | 43488 |
7 | 85808 |
8 | 276544 |
9 | 765830 |
10 | 1513196 |
11 | 4875644 |
12 | 13503569 |
13 | 26685485 |
14 | 85977789 |
15 | 238124824 |
16 | 470585534 |
17 | 1516162514 |
18 | 4199176596 |
19 | 8298487316 |
20 | 26736562424 |
21 | 74049808021 |
22 | 146338582343 |
23 | 471482312899 |
[322,948,2513,4895,15739,43488,85808,276544, 765830,1513196,4875644,13503569,26685485,85977789, 238124824,470585534,1516162514,4199176596, 8298487316,26736562424,74049808021,146338582343, 471482312899] |