n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 3 |
4 | 15 |
5 | 85 |
6 | 535 |
7 | 3623 |
8 | 25951 |
9 | 194520 |
10 | 1514905 |
11 | 12198161 |
12 | 101200455 |
13 | 862904340 |
14 | 7548194457 |
15 | 67646260677 |
16 | 620496791884 |
17 | 5821278151196 |
18 | 55827806529613 |
19 | 547097673373322 |
20 | 5476831304418641 |
21 | 55993353247707012 |
22 | 584508694490025552 |
23 | 6228747205436059856 |
24 | 67743826781449323262 |
25 | 751784959486903813202 |
[1,1,1,3,15,85,535,3623,25951,194520,1514905, 12198161,101200455,862904340,7548194457, 67646260677,620496791884,5821278151196, 55827806529613,547097673373322,5476831304418641, 55993353247707012,584508694490025552, 6228747205436059856,67743826781449323262, 751784959486903813202] |