n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 2 |
3 | 3 |
4 | 7 |
5 | 15 |
6 | 36 |
7 | 85 |
8 | 211 |
9 | 525 |
10 | 1341 |
11 | 3449 |
12 | 9001 |
13 | 23671 |
14 | 62835 |
15 | 167881 |
16 | 451557 |
17 | 1221065 |
18 | 3318737 |
19 | 9059397 |
20 | 24830110 |
21 | 68299159 |
22 | 188488448 |
23 | 521737636 |
24 | 1448154837 |
25 | 4029712400 |
26 | 11239492056 |
27 | 31416403198 |
28 | 87990722479 |
29 | 246903542031 |
30 | 694022911203 |
31 | 1954012196966 |
[0,1,2,3,7,15,36,85,211,525,1341,3449,9001,23671, 62835,167881,451557,1221065,3318737,9059397, 24830110,68299159,188488448,521737636,1448154837, 4029712400,11239492056,31416403198,87990722479, 246903542031,694022911203,1954012196966] |