n | a(n) |
---|---|
1 | 1 |
2 | 12 |
3 | 91 |
4 | 600 |
5 | 3751 |
6 | 22932 |
7 | 138811 |
8 | 836400 |
9 | 5028751 |
10 | 30203052 |
11 | 181308931 |
12 | 1088123400 |
13 | 6529545751 |
14 | 39179682372 |
15 | 235085301451 |
16 | 1410533397600 |
17 | 8463265086751 |
18 | 50779784492892 |
19 | 304679288612371 |
20 | 1828077476115000 |
21 | 10968470088963751 |
22 | 65810836228506612 |
[1,12,91,600,3751,22932,138811,836400,5028751, 30203052,181308931,1088123400,6529545751, 39179682372,235085301451,1410533397600, 8463265086751,50779784492892,304679288612371, 1828077476115000,10968470088963751, 65810836228506612] |