n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 12 |
4 | 5 |
5 | 33 |
6 | 55 |
7 | 132 |
8 | 272 |
9 | 630 |
10 | 1355 |
11 | 3010 |
12 | 6661 |
13 | 14688 |
14 | 32563 |
15 | 71941 |
16 | 159408 |
17 | 352601 |
18 | 781046 |
19 | 1728906 |
20 | 3829080 |
21 | 8478988 |
22 | 18778735 |
23 | 41589469 |
24 | 92113712 |
25 | 204020792 |
26 | 451891357 |
27 | 1000927728 |
28 | 2217056520 |
29 | 4910855519 |
30 | 10877806629 |
[1,1,12,5,33,55,132,272,630,1355,3010,6661,14688, 32563,71941,159408,352601,781046,1728906,3829080, 8478988,18778735,41589469,92113712,204020792, 451891357,1000927728,2217056520,4910855519, 10877806629] |