n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 3 |
3 | 8 |
4 | 13 |
5 | 33 |
6 | 112 |
7 | 286 |
8 | 769 |
9 | 2288 |
10 | 6695 |
11 | 18745 |
12 | 54654 |
13 | 160888 |
14 | 467402 |
15 | 1362378 |
16 | 4016517 |
17 | 11807966 |
18 | 34708018 |
19 | 102451390 |
20 | 302870005 |
21 | 895207191 |
22 | 2650590597 |
23 | 7859253320 |
24 | 23316653154 |
25 | 69231883374 |
26 | 205773157904 |
27 | 612021943421 |
28 | 1821435719846 |
29 | 5424528040529 |
30 | 16165017705176 |
[1,1,3,8,13,33,112,286,769,2288,6695,18745,54654, 160888,467402,1362378,4016517,11807966,34708018, 102451390,302870005,895207191,2650590597, 7859253320,23316653154,69231883374,205773157904, 612021943421,1821435719846,5424528040529, 16165017705176] |