n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 1 |
4 | 2 |
5 | 3 |
6 | 6 |
7 | 11 |
8 | 23 |
9 | 47 |
10 | 105 |
11 | 231 |
12 | 532 |
13 | 1254 |
14 | 2872 |
15 | 6739 |
16 | 15955 |
17 | 37776 |
18 | 89779 |
19 | 213381 |
20 | 507949 |
21 | 1209184 |
22 | 2880382 |
23 | 6861351 |
24 | 16348887 |
25 | 38955354 |
[1,1,1,2,3,6,11,23,47,105,231,532,1254,2872,6739, 15955,37776,89779,213381,507949,1209184,2880382, 6861351,16348887,38955354] |