n | a(n) |
---|---|
1 | 2 |
2 | 55 |
3 | 474 |
4 | 2093 |
5 | 6730 |
6 | 17357 |
7 | 38748 |
8 | 77621 |
9 | 143308 |
10 | 248037 |
11 | 407558 |
12 | 641437 |
13 | 973380 |
14 | 1432721 |
15 | 2052922 |
16 | 2874563 |
17 | 3944166 |
18 | 5314265 |
19 | 7045924 |
20 | 9206477 |
21 | 11874460 |
22 | 15134597 |
23 | 19083406 |
24 | 23826383 |
25 | 29480190 |
26 | 36172177 |
27 | 44039724 |
[2,55,474,2093,6730,17357,38748,77621,143308, 248037,407558,641437,973380,1432721,2052922, 2874563,3944166,5314265,7045924,9206477,11874460, 15134597,19083406,23826383,29480190,36172177, 44039724] |