n | a(n) |
---|---|
0 | 2 |
1 | 3 |
2 | 7 |
3 | 18 |
4 | 47 |
5 | 123 |
6 | 322 |
7 | 843 |
8 | 2207 |
9 | 5778 |
10 | 15127 |
11 | 39603 |
12 | 103682 |
13 | 271443 |
14 | 710647 |
15 | 1860498 |
16 | 4870847 |
17 | 12752043 |
18 | 33385282 |
19 | 87403803 |
20 | 228826127 |
21 | 599074578 |
22 | 1568397607 |
23 | 4106118243 |
24 | 10749957122 |
25 | 28143753123 |
26 | 73681302247 |
27 | 192900153618 |
28 | 505019158607 |
29 | 1322157322203 |
[2,3,7,18,47,123,322,843,2207,5778,15127,39603, 103682,271443,710647,1860498,4870847,12752043, 33385282,87403803,228826127,599074578,1568397607, 4106118243,10749957122,28143753123,73681302247, 192900153618,505019158607,1322157322203] |