n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 9 |
3 | 28 |
4 | 95 |
5 | 331 |
6 | 1169 |
7 | 4234 |
8 | 15533 |
9 | 57410 |
10 | 214396 |
11 | 806324 |
12 | 3046963 |
13 | 11575473 |
14 | 44163245 |
15 | 169039223 |
16 | 649096030 |
17 | 2499407973 |
18 | 9646255701 |
19 | 37309138495 |
20 | 144580572524 |
21 | 561217993364 |
22 | 2181849519347 |
23 | 8494360042301 |
24 | 33111979073980 |
[1,3,9,28,95,331,1169,4234,15533,57410,214396, 806324,3046963,11575473,44163245,169039223, 649096030,2499407973,9646255701,37309138495, 144580572524,561217993364,2181849519347, 8494360042301,33111979073980] |