n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 3 |
3 | 5 |
4 | 10 |
5 | 20 |
6 | 40 |
7 | 82 |
8 | 169 |
9 | 348 |
10 | 716 |
11 | 1471 |
12 | 3016 |
13 | 6171 |
14 | 12605 |
15 | 25710 |
16 | 52370 |
17 | 106539 |
18 | 216470 |
19 | 439310 |
20 | 890550 |
21 | 1803415 |
22 | 3648557 |
23 | 7375141 |
24 | 14896184 |
25 | 30065129 |
26 | 60639954 |
27 | 122231740 |
28 | 246239551 |
[1,2,3,5,10,20,40,82,169,348,716,1471,3016,6171, 12605,25710,52370,106539,216470,439310,890550, 1803415,3648557,7375141,14896184,30065129, 60639954,122231740,246239551] |