n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 3 |
3 | 10 |
4 | 33 |
5 | 118 |
6 | 461 |
7 | 1806 |
8 | 7192 |
9 | 29586 |
10 | 123208 |
11 | 519050 |
12 | 2212177 |
13 | 9504493 |
14 | 41204497 |
15 | 179859178 |
16 | 789416425 |
17 | 3484337220 |
18 | 15452094569 |
19 | 68819851405 |
20 | 307696191256 |
21 | 1380467355267 |
22 | 6213170853187 |
23 | 28045076820667 |
24 | 126930546925837 |
25 | 575886553389489 |
26 | 2618708866944187 |
27 | 11933055962219804 |
[1,1,3,10,33,118,461,1806,7192,29586,123208, 519050,2212177,9504493,41204497,179859178, 789416425,3484337220,15452094569,68819851405, 307696191256,1380467355267,6213170853187, 28045076820667,126930546925837,575886553389489, 2618708866944187,11933055962219804] |