n | a(n) |
---|---|
1 | 1 |
2 | 3 |
3 | 6 |
4 | 21 |
5 | 44 |
6 | 100 |
7 | 227 |
8 | 517 |
9 | 1148 |
10 | 2469 |
11 | 5205 |
12 | 10794 |
13 | 22110 |
14 | 44910 |
15 | 90700 |
16 | 182535 |
17 | 366488 |
18 | 734713 |
19 | 1471527 |
20 | 2945567 |
21 | 5894110 |
22 | 11791702 |
23 | 23587471 |
24 | 47179664 |
25 | 94364748 |
26 | 188735680 |
27 | 377478377 |
28 | 754964676 |
29 | 1509938254 |
[1,3,6,21,44,100,227,517,1148,2469,5205,10794, 22110,44910,90700,182535,366488,734713,1471527, 2945567,5894110,11791702,23587471,47179664, 94364748,188735680,377478377,754964676,1509938254] |