n | a(n) |
---|---|
1 | 3 |
2 | 6 |
3 | 14 |
4 | 32 |
5 | 80 |
6 | 196 |
7 | 508 |
8 | 1318 |
9 | 3502 |
10 | 9382 |
11 | 25486 |
12 | 69706 |
13 | 192346 |
14 | 533830 |
15 | 1490406 |
16 | 4180416 |
17 | 11776896 |
18 | 33299124 |
19 | 94470780 |
20 | 268807044 |
21 | 766918996 |
22 | 2193322744 |
23 | 6286504432 |
24 | 18054379372 |
25 | 51945923740 |
26 | 149709932740 |
27 | 432139468492 |
28 | 1249167599632 |
29 | 3615732336352 |
[3,6,14,32,80,196,508,1318,3502,9382,25486,69706, 192346,533830,1490406,4180416,11776896,33299124, 94470780,268807044,766918996,2193322744, 6286504432,18054379372,51945923740,149709932740, 432139468492,1249167599632,3615732336352] |