n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 2 |
4 | 3 |
5 | 4 |
6 | 5 |
7 | 6 |
8 | 7 |
9 | 55 |
10 | 306 |
11 | 1145 |
12 | 3454 |
13 | 8997 |
14 | 21008 |
15 | 45031 |
16 | 630421 |
17 | 5954062 |
18 | 36439007 |
19 | 174011100 |
20 | 697278853 |
21 | 2442137774 |
22 | 7677528495 |
23 | 154507257827 |
24 | 2060124800270 |
25 | 17511127577941 |
26 | 114431145225190 |
27 | 619024078342189 |
28 | 2890746049056048 |
29 | 11979440405949527 |
[1,1,1,2,3,4,5,6,7,55,306,1145,3454,8997,21008, 45031,630421,5954062,36439007,174011100,697278853, 2442137774,7677528495,154507257827,2060124800270, 17511127577941,114431145225190,619024078342189, 2890746049056048,11979440405949527] |