n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 3 |
4 | 9 |
5 | 34 |
6 | 176 |
7 | 1106 |
8 | 8241 |
9 | 70371 |
10 | 676098 |
11 | 7204713 |
12 | 84252233 |
13 | 1072010712 |
14 | 14738107136 |
15 | 217656602456 |
16 | 3435793029849 |
17 | 57721548509705 |
18 | 1028183730411650 |
19 | 19354550056977555 |
20 | 383876766917923073 |
21 | 8001053425278668706 |
22 | 174828593537337033648 |
23 | 3996207024319062050994 |
[1,1,2,3,9,34,176,1106,8241,70371,676098,7204713, 84252233,1072010712,14738107136,217656602456, 3435793029849,57721548509705,1028183730411650, 19354550056977555,383876766917923073, 8001053425278668706,174828593537337033648, 3996207024319062050994] |