n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 3 |
3 | 10 |
4 | 23 |
5 | 62 |
6 | 170 |
7 | 441 |
8 | 1173 |
9 | 3127 |
10 | 8266 |
11 | 21937 |
12 | 58234 |
13 | 154390 |
14 | 409573 |
15 | 1086567 |
16 | 2882021 |
17 | 7645046 |
18 | 20279829 |
19 | 53794224 |
20 | 142696606 |
21 | 378522507 |
22 | 1004078871 |
23 | 2663452699 |
24 | 7065162260 |
25 | 18741269167 |
26 | 49713692146 |
27 | 131872134232 |
28 | 349808216915 |
29 | 927912454723 |
[1,1,3,10,23,62,170,441,1173,3127,8266,21937, 58234,154390,409573,1086567,2882021,7645046, 20279829,53794224,142696606,378522507,1004078871, 2663452699,7065162260,18741269167,49713692146, 131872134232,349808216915,927912454723] |