n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 7 |
3 | 70 |
4 | 868 |
5 | 11746 |
6 | 169022 |
7 | 2533895 |
8 | 39156244 |
9 | 619261762 |
10 | 9974917309 |
11 | 163078496420 |
12 | 2699109217420 |
13 | 45136794135853 |
14 | 761492594770649 |
15 | 12944937176754422 |
16 | 221518183089901621 |
17 | 3812823547509811611 |
18 | 65966582592220602621 |
19 | 1146568019260356348978 |
[0,1,7,70,868,11746,169022,2533895,39156244, 619261762,9974917309,163078496420,2699109217420, 45136794135853,761492594770649,12944937176754422, 221518183089901621,3812823547509811611, 65966582592220602621,1146568019260356348978] |