n | a(n) |
---|---|
0 | 1 |
1 | 56 |
2 | 1512 |
3 | 26208 |
4 | 327656 |
5 | 3147984 |
6 | 24189984 |
7 | 421302976 |
8 | 811401192 |
9 | 11197272408 |
10 | 14500933104 |
11 | 151844650272 |
12 | 156797510688 |
13 | 1331217305488 |
14 | 1163495873088 |
15 | 8550203006016 |
16 | 6597606440936 |
17 | 43532444810736 |
18 | 30505974273096 |
19 | 184815887035360 |
20 | 119983597365744 |
[1,56,1512,26208,327656,3147984,24189984, 421302976,811401192,11197272408,14500933104, 151844650272,156797510688,1331217305488, 1163495873088,8550203006016,6597606440936, 43532444810736,30505974273096,184815887035360, 119983597365744] |