n | a(n) |
---|---|
0 | 1 |
1 | 7 |
2 | 70 |
3 | 721 |
4 | 7042 |
5 | 67592 |
6 | 636517 |
7 | 5904746 |
8 | 54072137 |
9 | 489655873 |
10 | 4390760297 |
11 | 39030158111 |
12 | 344244293260 |
13 | 3014869505704 |
14 | 26235190722937 |
15 | 226961433002801 |
16 | 1952889252127030 |
17 | 16720135949099562 |
18 | 142493658202081151 |
19 | 1209158776638832488 |
20 | 10219419639669800154 |
[1,7,70,721,7042,67592,636517,5904746,54072137, 489655873,4390760297,39030158111,344244293260, 3014869505704,26235190722937,226961433002801, 1952889252127030,16720135949099562, 142493658202081151,1209158776638832488, 10219419639669800154] |