n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 6 |
3 | 9 |
4 | 228 |
5 | 1095 |
6 | 23238 |
7 | 215481 |
8 | 4657992 |
9 | 66216555 |
10 | 1553967210 |
11 | 29793656013 |
12 | 777115661292 |
13 | 18608934688383 |
14 | 542832959656302 |
15 | 15470567460571905 |
16 | 503794462155308688 |
17 | 16557037363336856019 |
18 | 598704921471691072242 |
19 | 22205328374455141122165 |
[1,0,6,9,228,1095,23238,215481,4657992,66216555, 1553967210,29793656013,777115661292, 18608934688383,542832959656302,15470567460571905, 503794462155308688,16557037363336856019, 598704921471691072242,22205328374455141122165] |