n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 2 |
4 | 3 |
5 | 4 |
6 | 6 |
7 | 9 |
8 | 15 |
9 | 25 |
10 | 44 |
11 | 80 |
12 | 148 |
13 | 281 |
14 | 544 |
15 | 1070 |
16 | 2139 |
17 | 4343 |
18 | 8946 |
19 | 18676 |
20 | 39495 |
21 | 84545 |
22 | 183102 |
23 | 400981 |
24 | 887517 |
25 | 1984548 |
26 | 4481308 |
27 | 10215173 |
28 | 23498233 |
29 | 54529901 |
30 | 127618907 |
31 | 301130984 |
32 | 716214216 |
[1,2,2,3,4,6,9,15,25,44,80,148,281,544,1070,2139, 4343,8946,18676,39495,84545,183102,400981,887517, 1984548,4481308,10215173,23498233,54529901, 127618907,301130984,716214216] |