n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 16 |
3 | 111 |
4 | 931 |
5 | 9066 |
6 | 99925 |
7 | 1224579 |
8 | 16466524 |
9 | 240481659 |
10 | 3783550243 |
11 | 63705870894 |
12 | 1141642250521 |
13 | 21673475232051 |
14 | 434151377912680 |
15 | 9144596750676663 |
16 | 201921333704487283 |
17 | 4661560653703827474 |
18 | 112247618536314408013 |
19 | 2813147392487637246483 |
[1,3,16,111,931,9066,99925,1224579,16466524, 240481659,3783550243,63705870894,1141642250521, 21673475232051,434151377912680,9144596750676663, 201921333704487283,4661560653703827474, 112247618536314408013,2813147392487637246483] |