n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 10 |
3 | 38 |
4 | 155 |
5 | 655 |
6 | 2849 |
7 | 12669 |
8 | 57209 |
9 | 261589 |
10 | 1208492 |
11 | 5628460 |
12 | 26393977 |
13 | 124495365 |
14 | 590093208 |
15 | 2808834386 |
16 | 13419588807 |
17 | 64319800651 |
18 | 309159921846 |
19 | 1489772727522 |
20 | 7194990913263 |
21 | 34818968871025 |
22 | 168807738275493 |
23 | 819749583094019 |
24 | 3986745249725499 |
25 | 19415473533566595 |
26 | 94671145392024186 |
[1,3,10,38,155,655,2849,12669,57209,261589, 1208492,5628460,26393977,124495365,590093208, 2808834386,13419588807,64319800651,309159921846, 1489772727522,7194990913263,34818968871025, 168807738275493,819749583094019,3986745249725499, 19415473533566595,94671145392024186] |