n | a(n) |
---|---|
1 | 1 |
2 | 10 |
3 | 81 |
4 | 640 |
5 | 5041 |
6 | 39690 |
7 | 312481 |
8 | 2460160 |
9 | 19368801 |
10 | 152490250 |
11 | 1200553201 |
12 | 9451935360 |
13 | 74414929681 |
14 | 585867502090 |
15 | 4612525087041 |
16 | 36314333194240 |
17 | 285902140466881 |
18 | 2250902790540810 |
19 | 17721320183859601 |
20 | 139519658680336000 |
21 | 1098435949258828401 |
22 | 8647967935390291210 |
[1,10,81,640,5041,39690,312481,2460160,19368801, 152490250,1200553201,9451935360,74414929681, 585867502090,4612525087041,36314333194240, 285902140466881,2250902790540810, 17721320183859601,139519658680336000, 1098435949258828401,8647967935390291210] |