n | a(n) |
---|---|
0 | 3 |
1 | 25 |
2 | 117 |
3 | 405 |
4 | 1155 |
5 | 2871 |
6 | 6435 |
7 | 13299 |
8 | 25740 |
9 | 47190 |
10 | 82654 |
11 | 139230 |
12 | 226746 |
13 | 358530 |
14 | 552330 |
15 | 831402 |
16 | 1225785 |
17 | 1773783 |
18 | 2523675 |
19 | 3535675 |
20 | 4884165 |
21 | 6660225 |
22 | 8974485 |
23 | 11960325 |
24 | 15777450 |
25 | 20615868 |
26 | 26700300 |
27 | 34295052 |
28 | 43709380 |
29 | 55303380 |
30 | 69494436 |
31 | 86764260 |
32 | 107666559 |
33 | 132835365 |
34 | 162994065 |
[3,25,117,405,1155,2871,6435,13299,25740,47190, 82654,139230,226746,358530,552330,831402,1225785, 1773783,2523675,3535675,4884165,6660225,8974485, 11960325,15777450,20615868,26700300,34295052, 43709380,55303380,69494436,86764260,107666559, 132835365,162994065] |