n | a(n) |
---|---|
0 | 1 |
1 | 111 |
2 | 3191 |
3 | 43561 |
4 | 365751 |
5 | 2181257 |
6 | 10106977 |
7 | 38619087 |
8 | 126825227 |
9 | 368750757 |
10 | 970336269 |
11 | 2349638259 |
12 | 5303497629 |
13 | 11272376259 |
14 | 22745345019 |
15 | 43859522037 |
16 | 81262792557 |
17 | 145325576067 |
18 | 251806927307 |
[1,111,3191,43561,365751,2181257,10106977, 38619087,126825227,368750757,970336269,2349638259, 5303497629,11272376259,22745345019,43859522037, 81262792557,145325576067,251806927307] |