n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 5 |
3 | 14 |
4 | 40 |
5 | 101 |
6 | 266 |
7 | 649 |
8 | 1593 |
9 | 3765 |
10 | 8813 |
11 | 20168 |
12 | 45649 |
13 | 101591 |
14 | 223654 |
15 | 486046 |
16 | 1045541 |
17 | 2225167 |
18 | 4692421 |
19 | 9804734 |
20 | 20318249 |
21 | 41766843 |
22 | 85218989 |
23 | 172628766 |
24 | 347338117 |
25 | 694330731 |
26 | 1379437080 |
27 | 2724353422 |
28 | 5350185097 |
29 | 10449901555 |
30 | 20304465729 |
31 | 39254599832 |
[1,1,5,14,40,101,266,649,1593,3765,8813,20168, 45649,101591,223654,486046,1045541,2225167, 4692421,9804734,20318249,41766843,85218989, 172628766,347338117,694330731,1379437080, 2724353422,5350185097,10449901555,20304465729, 39254599832] |