n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 4 |
3 | 9 |
4 | 23 |
5 | 63 |
6 | 176 |
7 | 491 |
8 | 1362 |
9 | 3762 |
10 | 10369 |
11 | 28559 |
12 | 78653 |
13 | 216638 |
14 | 596761 |
15 | 1643966 |
16 | 4528932 |
17 | 12476737 |
18 | 34372059 |
19 | 94691059 |
20 | 260862508 |
21 | 718644363 |
22 | 1979777046 |
23 | 5454042866 |
24 | 15025219777 |
25 | 41392641187 |
26 | 114031662049 |
27 | 314143279634 |
28 | 865426307713 |
29 | 2384143611738 |
30 | 6568023995156 |
[1,2,4,9,23,63,176,491,1362,3762,10369,28559, 78653,216638,596761,1643966,4528932,12476737, 34372059,94691059,260862508,718644363,1979777046, 5454042866,15025219777,41392641187,114031662049, 314143279634,865426307713,2384143611738, 6568023995156] |