n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 1 |
4 | 2 |
5 | 4 |
6 | 6 |
7 | 12 |
8 | 18 |
9 | 33 |
10 | 52 |
11 | 90 |
12 | 142 |
13 | 242 |
14 | 384 |
15 | 639 |
16 | 1028 |
17 | 1688 |
18 | 2716 |
19 | 4445 |
20 | 7161 |
21 | 11665 |
22 | 18839 |
23 | 30595 |
24 | 49434 |
25 | 80199 |
26 | 129637 |
27 | 210079 |
28 | 339750 |
29 | 550228 |
30 | 889978 |
31 | 1440909 |
32 | 2330887 |
33 | 3772845 |
34 | 6103823 |
35 | 9878357 |
36 | 15982196 |
37 | 25863454 |
38 | 41845650 |
39 | 67713550 |
40 | 109559443 |
[1,1,1,2,4,6,12,18,33,52,90,142,242,384,639,1028, 1688,2716,4445,7161,11665,18839,30595,49434,80199, 129637,210079,339750,550228,889978,1440909, 2330887,3772845,6103823,9878357,15982196,25863454, 41845650,67713550,109559443] |