n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 11 |
3 | 49 |
4 | 277 |
5 | 1479 |
6 | 8679 |
7 | 49974 |
8 | 301169 |
9 | 1805861 |
10 | 11097563 |
11 | 68225081 |
12 | 425527103 |
13 | 2660509721 |
14 | 16787151965 |
15 | 106242633509 |
16 | 676589551793 |
17 | 4321724272449 |
18 | 27729861453735 |
19 | 178418992948065 |
20 | 1151938855186131 |
21 | 7455729526078989 |
22 | 48388319643548481 |
23 | 314727421388892459 |
24 | 2051665321667625351 |
[1,2,11,49,277,1479,8679,49974,301169,1805861, 11097563,68225081,425527103,2660509721, 16787151965,106242633509,676589551793, 4321724272449,27729861453735,178418992948065, 1151938855186131,7455729526078989, 48388319643548481,314727421388892459, 2051665321667625351] |