n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 3 |
3 | 8 |
4 | 27 |
5 | 95 |
6 | 346 |
7 | 1298 |
8 | 4982 |
9 | 19481 |
10 | 77344 |
11 | 310981 |
12 | 1263768 |
13 | 5182584 |
14 | 21420400 |
15 | 89139754 |
16 | 373179358 |
17 | 1570606386 |
18 | 6641563144 |
19 | 28204255713 |
20 | 120231876230 |
21 | 514315720218 |
22 | 2207041605690 |
23 | 9498267611429 |
24 | 40985335385212 |
[1,2,3,8,27,95,346,1298,4982,19481,77344,310981, 1263768,5182584,21420400,89139754,373179358, 1570606386,6641563144,28204255713,120231876230, 514315720218,2207041605690,9498267611429, 40985335385212] |