n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 2 |
3 | 5 |
4 | 19 |
5 | 65 |
6 | 259 |
7 | 1161 |
8 | 5927 |
9 | 33946 |
10 | 216090 |
11 | 1513051 |
12 | 11558614 |
13 | 95658445 |
14 | 852571616 |
15 | 8141450460 |
16 | 82928132445 |
17 | 897492637757 |
18 | 10284508144797 |
19 | 124399102620413 |
20 | 1583898570128385 |
21 | 21175164077080102 |
22 | 296571619014584968 |
23 | 4342477201229994035 |
24 | 66348164337987642924 |
[0,1,2,5,19,65,259,1161,5927,33946,216090,1513051, 11558614,95658445,852571616,8141450460, 82928132445,897492637757,10284508144797, 124399102620413,1583898570128385, 21175164077080102,296571619014584968, 4342477201229994035,66348164337987642924] |