n | a(n) |
---|---|
1 | 1 |
2 | 5 |
3 | 12 |
4 | 37 |
5 | 104 |
6 | 301 |
7 | 864 |
8 | 2485 |
9 | 7144 |
10 | 20541 |
11 | 59056 |
12 | 169797 |
13 | 488184 |
14 | 1403597 |
15 | 4035520 |
16 | 11602645 |
17 | 33359112 |
18 | 95911773 |
19 | 275758800 |
20 | 792842341 |
21 | 2279524632 |
22 | 6553929197 |
23 | 18843397088 |
24 | 54177212405 |
25 | 155766517544 |
26 | 447848955517 |
[1,5,12,37,104,301,864,2485,7144,20541,59056, 169797,488184,1403597,4035520,11602645,33359112, 95911773,275758800,792842341,2279524632, 6553929197,18843397088,54177212405,155766517544, 447848955517] |