n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 2 |
4 | 5 |
5 | 9 |
6 | 27 |
7 | 46 |
8 | 145 |
9 | 244 |
10 | 796 |
11 | 1330 |
12 | 4438 |
13 | 7382 |
14 | 25034 |
15 | 41508 |
16 | 142479 |
17 | 235672 |
18 | 816620 |
19 | 1348204 |
20 | 4706977 |
21 | 7759105 |
22 | 27256963 |
23 | 44873972 |
24 | 158450461 |
25 | 260581699 |
26 | 924129535 |
27 | 1518390034 |
28 | 5404960900 |
29 | 8873524820 |
30 | 31689099660 |
31 | 51988770150 |
[1,1,1,2,5,9,27,46,145,244,796,1330,4438,7382, 25034,41508,142479,235672,816620,1348204,4706977, 7759105,27256963,44873972,158450461,260581699, 924129535,1518390034,5404960900,8873524820, 31689099660,51988770150] |