n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 3 |
3 | 6 |
4 | 11 |
5 | 24 |
6 | 48 |
7 | 110 |
8 | 231 |
9 | 546 |
10 | 1183 |
11 | 2856 |
12 | 6324 |
13 | 15504 |
14 | 34884 |
15 | 86526 |
16 | 197087 |
17 | 493350 |
18 | 1134705 |
19 | 2861430 |
20 | 6633315 |
21 | 16829280 |
22 | 39268320 |
23 | 100134216 |
24 | 234930276 |
25 | 601661144 |
26 | 1418201268 |
27 | 3645533040 |
28 | 8627761528 |
29 | 22249511328 |
[1,2,3,6,11,24,48,110,231,546,1183,2856,6324, 15504,34884,86526,197087,493350,1134705,2861430, 6633315,16829280,39268320,100134216,234930276, 601661144,1418201268,3645533040,8627761528, 22249511328] |