n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 3 |
3 | 28 |
4 | 570 |
5 | 22568 |
6 | 1682352 |
7 | 237014512 |
8 | 64144890960 |
9 | 33877404737792 |
10 | 35289907832496768 |
11 | 72958473002707495168 |
12 | 300387071466709317941760 |
13 | 2467720611903398552604259328 |
14 | 40493022471111759715270671578112 |
15 | 1327970521286614645847457853386207232 |
[0,1,3,28,570,22568,1682352,237014512,64144890960, 33877404737792,35289907832496768, 72958473002707495168,300387071466709317941760, 2467720611903398552604259328, 40493022471111759715270671578112, 1327970521286614645847457853386207232] |