n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 5 |
3 | 13 |
4 | 41 |
5 | 139 |
6 | 494 |
7 | 1771 |
8 | 6626 |
9 | 25477 |
10 | 99704 |
11 | 394028 |
12 | 1583784 |
13 | 6453726 |
14 | 26532762 |
15 | 109902780 |
16 | 459422070 |
17 | 1935495454 |
18 | 8199912534 |
19 | 34928922249 |
20 | 149648443966 |
21 | 644305507731 |
22 | 2785129360112 |
23 | 12087444079695 |
24 | 52667440706104 |
25 | 230264645786360 |
26 | 1009771676888315 |
27 | 4441475020721976 |
28 | 19591818756938375 |
[1,2,5,13,41,139,494,1771,6626,25477,99704,394028, 1583784,6453726,26532762,109902780,459422070, 1935495454,8199912534,34928922249,149648443966, 644305507731,2785129360112,12087444079695, 52667440706104,230264645786360,1009771676888315, 4441475020721976,19591818756938375] |