n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 18 |
3 | 100 |
4 | 526 |
5 | 2546 |
6 | 12953 |
7 | 60929 |
8 | 282194 |
9 | 1265959 |
10 | 5580958 |
11 | 24057117 |
12 | 101922204 |
13 | 424244720 |
14 | 1739362261 |
15 | 7027590168 |
16 | 28017627428 |
17 | 110295521903 |
18 | 429110693519 |
19 | 1650961520518 |
20 | 6285554480496 |
21 | 23693047787961 |
22 | 88469251486817 |
23 | 327380976530282 |
24 | 1201122749057307 |
[1,1,18,100,526,2546,12953,60929,282194,1265959, 5580958,24057117,101922204,424244720,1739362261, 7027590168,28017627428,110295521903,429110693519, 1650961520518,6285554480496,23693047787961, 88469251486817,327380976530282,1201122749057307] |