n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 8 |
4 | 76 |
5 | 1540 |
6 | 53684 |
7 | 2812148 |
8 | 205054036 |
9 | 19805016628 |
10 | 2444724910292 |
11 | 375282530128052 |
12 | 70102075181928148 |
13 | 15655136160745164340 |
14 | 4118456236678107528404 |
15 | 1260512820941791994429876 |
16 | 444069171743010266366969044 |
17 | 178408825363590577961830752052 |
[1,1,2,8,76,1540,53684,2812148,205054036, 19805016628,2444724910292,375282530128052, 70102075181928148,15655136160745164340, 4118456236678107528404,1260512820941791994429876, 444069171743010266366969044, 178408825363590577961830752052] |