n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 6 |
3 | 16 |
4 | 37 |
5 | 91 |
6 | 218 |
7 | 528 |
8 | 1273 |
9 | 3075 |
10 | 7422 |
11 | 17920 |
12 | 43261 |
13 | 104443 |
14 | 252146 |
15 | 608736 |
16 | 1469617 |
17 | 3547971 |
18 | 8565558 |
19 | 20679088 |
20 | 49923733 |
21 | 120526555 |
22 | 290976842 |
23 | 702480240 |
24 | 1695937321 |
25 | 4094354883 |
26 | 9884647086 |
27 | 23863649056 |
28 | 57611945197 |
29 | 139087539451 |
30 | 335787024098 |
[1,3,6,16,37,91,218,528,1273,3075,7422,17920, 43261,104443,252146,608736,1469617,3547971, 8565558,20679088,49923733,120526555,290976842, 702480240,1695937321,4094354883,9884647086, 23863649056,57611945197,139087539451,335787024098] |