n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 3 |
3 | 7 |
4 | 17 |
5 | 39 |
6 | 91 |
7 | 211 |
8 | 487 |
9 | 1123 |
10 | 2589 |
11 | 5963 |
12 | 13725 |
13 | 31583 |
14 | 72661 |
15 | 167131 |
16 | 384377 |
17 | 883951 |
18 | 2032723 |
19 | 4674299 |
20 | 10748631 |
21 | 24716955 |
22 | 56839003 |
23 | 130710843 |
24 | 300603331 |
25 | 691345931 |
26 | 1590077703 |
27 | 3657329539 |
28 | 8412668791 |
29 | 19352107787 |
30 | 44519281727 |
31 | 102422137915 |
[0,1,3,7,17,39,91,211,487,1123,2589,5963,13725, 31583,72661,167131,384377,883951,2032723,4674299, 10748631,24716955,56839003,130710843,300603331, 691345931,1590077703,3657329539,8412668791, 19352107787,44519281727,102422137915] |