n | a(n) |
---|---|
1 | 1 |
2 | 4 |
3 | 5 |
4 | 6 |
5 | 9 |
6 | 14 |
7 | 42 |
8 | 69 |
9 | 138 |
10 | 428 |
11 | 2772 |
12 | 3243 |
13 | 3306 |
14 | 4830 |
15 | 7882 |
16 | 24720 |
17 | 49710 |
18 | 53403 |
19 | 314184 |
20 | 1351280 |
21 | 1847772 |
22 | 27247596 |
23 | 31525032 |
24 | 41113416 |
25 | 41590824 |
26 | 42844894 |
27 | 44193564 |
28 | 47287104 |
29 | 95962560 |
30 | 104935384 |
31 | 124365885 |
32 | 211756464 |
33 | 569983507 |
[1,4,5,6,9,14,42,69,138,428,2772,3243,3306,4830, 7882,24720,49710,53403,314184,1351280,1847772, 27247596,31525032,41113416,41590824,42844894, 44193564,47287104,95962560,104935384,124365885, 211756464,569983507] |