n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 3 |
3 | 11 |
4 | 44 |
5 | 185 |
6 | 802 |
7 | 3553 |
8 | 15994 |
9 | 72886 |
10 | 335387 |
11 | 1555487 |
12 | 7261310 |
13 | 34083382 |
14 | 160730900 |
15 | 761039051 |
16 | 3616102911 |
17 | 17235223345 |
18 | 82372594183 |
19 | 394648349447 |
20 | 1894921311499 |
21 | 9116598414141 |
22 | 43939539520427 |
23 | 212124129983285 |
[1,1,3,11,44,185,802,3553,15994,72886,335387, 1555487,7261310,34083382,160730900,761039051, 3616102911,17235223345,82372594183,394648349447, 1894921311499,9116598414141,43939539520427, 212124129983285] |