n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 12 |
3 | 49 |
4 | 224 |
5 | 1003 |
6 | 4795 |
7 | 22343 |
8 | 108701 |
9 | 517169 |
10 | 2539693 |
11 | 12239287 |
12 | 60428125 |
13 | 293673869 |
14 | 1454899827 |
15 | 7112278267 |
16 | 35315525591 |
17 | 173378316769 |
18 | 862262869950 |
19 | 4246791976980 |
20 | 21144661336751 |
21 | 104398733451674 |
22 | 520236235063489 |
23 | 2573592946206401 |
24 | 12832805881033345 |
25 | 63582494681839206 |
26 | 317199347679668932 |
[1,3,12,49,224,1003,4795,22343,108701,517169, 2539693,12239287,60428125,293673869,1454899827, 7112278267,35315525591,173378316769,862262869950, 4246791976980,21144661336751,104398733451674, 520236235063489,2573592946206401, 12832805881033345,63582494681839206, 317199347679668932] |