n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 3 |
3 | 10 |
4 | 41 |
5 | 196 |
6 | 1057 |
7 | 6322 |
8 | 41393 |
9 | 293608 |
10 | 2237921 |
11 | 18210094 |
12 | 157329097 |
13 | 1436630092 |
14 | 13810863809 |
15 | 139305550066 |
16 | 1469959371233 |
17 | 16184586405328 |
18 | 185504221191745 |
19 | 2208841954063318 |
20 | 27272621155678841 |
21 | 348586218389733556 |
22 | 4605223387997411873 |
[1,1,3,10,41,196,1057,6322,41393,293608,2237921, 18210094,157329097,1436630092,13810863809, 139305550066,1469959371233,16184586405328, 185504221191745,2208841954063318, 27272621155678841,348586218389733556, 4605223387997411873] |