n | a(n) |
---|---|
1 | 0 |
2 | 1 |
3 | 2 |
4 | 5 |
5 | 10 |
6 | 22 |
7 | 46 |
8 | 101 |
9 | 220 |
10 | 492 |
11 | 1104 |
12 | 2515 |
13 | 5762 |
14 | 13327 |
15 | 30994 |
16 | 72555 |
17 | 170654 |
18 | 403350 |
19 | 957134 |
20 | 2279947 |
21 | 5449012 |
22 | 13063595 |
23 | 31406516 |
24 | 75701507 |
25 | 182902336 |
26 | 442885682 |
27 | 1074604288 |
28 | 2612341855 |
29 | 6361782006 |
30 | 15518343596 |
31 | 37912613630 |
[0,1,2,5,10,22,46,101,220,492,1104,2515,5762, 13327,30994,72555,170654,403350,957134,2279947, 5449012,13063595,31406516,75701507,182902336, 442885682,1074604288,2612341855,6361782006, 15518343596,37912613630] |