n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 4 |
4 | 7 |
5 | 12 |
6 | 23 |
7 | 41 |
8 | 72 |
9 | 135 |
10 | 243 |
11 | 432 |
12 | 804 |
13 | 1455 |
14 | 2608 |
15 | 4836 |
16 | 8785 |
17 | 15838 |
18 | 29306 |
19 | 53385 |
20 | 96654 |
21 | 178600 |
22 | 326019 |
23 | 592140 |
24 | 1093135 |
25 | 1998537 |
26 | 3638700 |
27 | 6712659 |
28 | 12287071 |
29 | 22412784 |
30 | 41325279 |
31 | 75712253 |
32 | 138308808 |
33 | 254912873 |
[1,1,2,4,7,12,23,41,72,135,243,432,804,1455,2608, 4836,8785,15838,29306,53385,96654,178600,326019, 592140,1093135,1998537,3638700,6712659,12287071, 22412784,41325279,75712253,138308808,254912873] |