n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 2 |
4 | 5 |
5 | 11 |
6 | 26 |
7 | 60 |
8 | 143 |
9 | 345 |
10 | 841 |
11 | 2071 |
12 | 5147 |
13 | 12884 |
14 | 32453 |
15 | 82189 |
16 | 209121 |
17 | 534274 |
18 | 1369940 |
19 | 3524020 |
20 | 9091340 |
21 | 23515042 |
22 | 60965624 |
23 | 158399334 |
24 | 412354169 |
25 | 1075389431 |
26 | 2809166692 |
27 | 7349381323 |
28 | 19254701768 |
29 | 50511699310 |
30 | 132671378996 |
31 | 348864994867 |
[1,1,2,5,11,26,60,143,345,841,2071,5147,12884, 32453,82189,209121,534274,1369940,3524020,9091340, 23515042,60965624,158399334,412354169,1075389431, 2809166692,7349381323,19254701768,50511699310, 132671378996,348864994867] |