n | a(n) |
---|---|
1 | 2 |
2 | 5 |
3 | 12 |
4 | 33 |
5 | 93 |
6 | 269 |
7 | 788 |
8 | 2330 |
9 | 6947 |
10 | 20840 |
11 | 62834 |
12 | 190240 |
13 | 577990 |
14 | 1761279 |
15 | 5380796 |
16 | 16475256 |
17 | 50543777 |
18 | 155330201 |
19 | 478096270 |
20 | 1473591670 |
21 | 4547602623 |
22 | 14050145290 |
23 | 43453847676 |
24 | 134519899690 |
25 | 416794664987 |
26 | 1292425391245 |
27 | 4010608533780 |
28 | 12454122695249 |
[2,5,12,33,93,269,788,2330,6947,20840,62834, 190240,577990,1761279,5380796,16475256,50543777, 155330201,478096270,1473591670,4547602623, 14050145290,43453847676,134519899690,416794664987, 1292425391245,4010608533780,12454122695249] |