n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 3 |
4 | 6 |
5 | 9 |
6 | 22 |
7 | 40 |
8 | 100 |
9 | 225 |
10 | 582 |
11 | 1464 |
12 | 3960 |
13 | 10585 |
14 | 29252 |
15 | 80819 |
16 | 226530 |
17 | 636321 |
18 | 1800562 |
19 | 5107480 |
20 | 14548946 |
21 | 41538916 |
22 | 118929384 |
23 | 341187048 |
24 | 980842804 |
25 | 2824561089 |
26 | 8147557742 |
27 | 23536592235 |
28 | 68087343148 |
29 | 197216119545 |
30 | 571924754778 |
31 | 1660419530056 |
32 | 4825588205920 |
[1,1,2,3,6,9,22,40,100,225,582,1464,3960,10585, 29252,80819,226530,636321,1800562,5107480, 14548946,41538916,118929384,341187048,980842804, 2824561089,8147557742,23536592235,68087343148, 197216119545,571924754778,1660419530056, 4825588205920] |