n | a(n) |
---|---|
0 | 2 |
1 | 5 |
2 | 12 |
3 | 29 |
4 | 78 |
5 | 199 |
6 | 508 |
7 | 1355 |
8 | 3592 |
9 | 9589 |
10 | 25752 |
11 | 70579 |
12 | 194228 |
13 | 539961 |
14 | 1507602 |
15 | 4228745 |
16 | 11913940 |
17 | 33690443 |
18 | 95581182 |
19 | 272003821 |
20 | 776082524 |
21 | 2219823175 |
22 | 6363074656 |
[2,5,12,29,78,199,508,1355,3592,9589,25752,70579, 194228,539961,1507602,4228745,11913940,33690443, 95581182,272003821,776082524,2219823175, 6363074656] |