n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 5 |
4 | 10 |
5 | 37 |
6 | 60 |
7 | 295 |
8 | 658 |
9 | 2621 |
10 | 5368 |
11 | 38535 |
12 | 66506 |
13 | 551529 |
14 | 1234264 |
15 | 5004697 |
16 | 13721836 |
17 | 143935131 |
18 | 256835337 |
19 | 2971237021 |
20 | 6485081140 |
21 | 35162930303 |
22 | 95872321543 |
23 | 1315397878401 |
24 | 2399236456202 |
25 | 25866803180347 |
26 | 72374386475590 |
27 | 563368417647305 |
28 | 1479943119911866 |
[1,1,2,5,10,37,60,295,658,2621,5368,38535,66506, 551529,1234264,5004697,13721836,143935131, 256835337,2971237021,6485081140,35162930303, 95872321543,1315397878401,2399236456202, 25866803180347,72374386475590,563368417647305, 1479943119911866] |