n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 10 |
3 | 33 |
4 | 1198 |
5 | 3627 |
6 | 12079 |
7 | 39864 |
8 | 1447183 |
9 | 4381413 |
10 | 14591422 |
11 | 48155679 |
12 | 1748195866 |
13 | 5292743277 |
14 | 17626425697 |
15 | 58172020368 |
16 | 2111819158945 |
17 | 6393629497203 |
18 | 21292707650554 |
19 | 70271752448865 |
20 | 2551075795809694 |
21 | 7723499139877947 |
22 | 25721573215443535 |
[1,3,10,33,1198,3627,12079,39864,1447183,4381413, 14591422,48155679,1748195866,5292743277, 17626425697,58172020368,2111819158945, 6393629497203,21292707650554,70271752448865, 2551075795809694,7723499139877947, 25721573215443535] |