n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 7 |
3 | 9 |
4 | 39 |
5 | 57 |
6 | 199 |
7 | 313 |
8 | 967 |
9 | 1593 |
10 | 4551 |
11 | 7737 |
12 | 20935 |
13 | 36409 |
14 | 94663 |
15 | 167481 |
16 | 422343 |
17 | 757305 |
18 | 1864135 |
19 | 3378745 |
20 | 8155591 |
21 | 14913081 |
22 | 35418567 |
23 | 65244729 |
24 | 152859079 |
25 | 283348537 |
26 | 656175559 |
27 | 1222872633 |
28 | 2803659207 |
29 | 5249404473 |
[1,1,7,9,39,57,199,313,967,1593,4551,7737,20935, 36409,94663,167481,422343,757305,1864135,3378745, 8155591,14913081,35418567,65244729,152859079, 283348537,656175559,1222872633,2803659207, 5249404473] |