n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 1 |
4 | 3 |
5 | 11 |
6 | 31 |
7 | 71 |
8 | 151 |
9 | 343 |
10 | 871 |
11 | 2311 |
12 | 6001 |
13 | 15081 |
14 | 37493 |
15 | 94381 |
16 | 241931 |
17 | 625771 |
18 | 1617211 |
19 | 4164763 |
20 | 10719793 |
21 | 27674473 |
22 | 71722773 |
23 | 186353453 |
24 | 484657729 |
25 | 1260984161 |
26 | 3283294561 |
27 | 8559401761 |
28 | 22343836711 |
29 | 58391858383 |
30 | 152722920691 |
31 | 399719304411 |
[1,1,1,1,3,11,31,71,151,343,871,2311,6001,15081, 37493,94381,241931,625771,1617211,4164763, 10719793,27674473,71722773,186353453,484657729, 1260984161,3283294561,8559401761,22343836711, 58391858383,152722920691,399719304411] |