n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 5 |
4 | 14 |
5 | 41 |
6 | 121 |
7 | 355 |
8 | 1032 |
9 | 2974 |
10 | 8509 |
11 | 24210 |
12 | 68595 |
13 | 193753 |
14 | 546041 |
15 | 1536358 |
16 | 4317652 |
17 | 12123685 |
18 | 34021810 |
19 | 95431301 |
20 | 267601625 |
21 | 750221859 |
22 | 2102913404 |
23 | 5893910702 |
24 | 16517729313 |
25 | 46288368894 |
26 | 129710571239 |
27 | 363467837569 |
28 | 1018468044881 |
29 | 2853791650010 |
[1,1,2,5,14,41,121,355,1032,2974,8509,24210,68595, 193753,546041,1536358,4317652,12123685,34021810, 95431301,267601625,750221859,2102913404, 5893910702,16517729313,46288368894,129710571239, 363467837569,1018468044881,2853791650010] |