n | a(n) |
---|---|
1 | 1 |
2 | 3 |
3 | 7 |
4 | 18 |
5 | 45 |
6 | 112 |
7 | 263 |
8 | 594 |
9 | 1284 |
10 | 2684 |
11 | 5442 |
12 | 10761 |
13 | 20802 |
14 | 39431 |
15 | 73410 |
16 | 134469 |
17 | 242633 |
18 | 431772 |
19 | 758448 |
20 | 1316294 |
21 | 2258665 |
22 | 3834699 |
23 | 6445463 |
24 | 10731790 |
25 | 17709476 |
26 | 28977664 |
27 | 47036030 |
28 | 75767355 |
29 | 121164398 |
30 | 192422933 |
31 | 303572061 |
32 | 475900075 |
[1,3,7,18,45,112,263,594,1284,2684,5442,10761, 20802,39431,73410,134469,242633,431772,758448, 1316294,2258665,3834699,6445463,10731790,17709476, 28977664,47036030,75767355,121164398,192422933, 303572061,475900075] |