n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 5 |
4 | 13 |
5 | 34 |
6 | 102 |
7 | 304 |
8 | 925 |
9 | 2930 |
10 | 9356 |
11 | 30311 |
12 | 99822 |
13 | 331596 |
14 | 1112254 |
15 | 3760716 |
16 | 12814621 |
17 | 43943067 |
18 | 151483760 |
19 | 525294768 |
20 | 1829733893 |
21 | 6399076740 |
22 | 22474998817 |
23 | 79217132995 |
24 | 280099122391 |
25 | 993531937083 |
26 | 3534287684677 |
27 | 12604497105919 |
28 | 45063361029910 |
29 | 161487916713614 |
30 | 579923511283958 |
31 | 2086743518925658 |
[1,1,2,5,13,34,102,304,925,2930,9356,30311,99822, 331596,1112254,3760716,12814621,43943067, 151483760,525294768,1829733893,6399076740, 22474998817,79217132995,280099122391,993531937083, 3534287684677,12604497105919,45063361029910, 161487916713614,579923511283958,2086743518925658] |