n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 14 |
3 | 36 |
4 | 47 |
5 | 246 |
6 | 644 |
7 | 843 |
8 | 4414 |
9 | 11556 |
10 | 15127 |
11 | 79206 |
12 | 207364 |
13 | 271443 |
14 | 1421294 |
15 | 3720996 |
16 | 4870847 |
17 | 25504086 |
18 | 66770564 |
19 | 87403803 |
20 | 457652254 |
21 | 1198149156 |
22 | 1568397607 |
23 | 8212236486 |
24 | 21499914244 |
25 | 28143753123 |
26 | 147362604494 |
[1,3,14,36,47,246,644,843,4414,11556,15127,79206, 207364,271443,1421294,3720996,4870847,25504086, 66770564,87403803,457652254,1198149156,1568397607, 8212236486,21499914244,28143753123,147362604494] |