n | a(n) |
---|---|
3 | 1 |
4 | 22 |
5 | 305 |
6 | 3410 |
7 | 33621 |
8 | 305382 |
9 | 2619625 |
10 | 21554170 |
11 | 171870941 |
12 | 1337764142 |
13 | 10216988145 |
14 | 76862115330 |
15 | 571247591461 |
16 | 4203844925302 |
17 | 30687029023865 |
18 | 222518183370890 |
19 | 1604626924403181 |
20 | 11518132293452862 |
[1,22,305,3410,33621,305382,2619625,21554170, 171870941,1337764142,10216988145,76862115330, 571247591461,4203844925302,30687029023865, 222518183370890,1604626924403181, 11518132293452862] |