n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 8 |
3 | 18 |
4 | 39 |
5 | 85 |
6 | 189 |
7 | 422 |
8 | 942 |
9 | 2099 |
10 | 4673 |
11 | 10400 |
12 | 23148 |
13 | 51528 |
14 | 114709 |
15 | 255359 |
16 | 568460 |
17 | 1265450 |
18 | 2817015 |
19 | 6270953 |
20 | 13959773 |
21 | 31075874 |
22 | 69178058 |
23 | 153997383 |
24 | 342813793 |
25 | 763138256 |
26 | 1698823128 |
27 | 3781752544 |
28 | 8418564665 |
29 | 18740578667 |
30 | 41718428560 |
31 | 92869452514 |
[1,3,8,18,39,85,189,422,942,2099,4673,10400,23148, 51528,114709,255359,568460,1265450,2817015, 6270953,13959773,31075874,69178058,153997383, 342813793,763138256,1698823128,3781752544, 8418564665,18740578667,41718428560,92869452514] |