n | a(n) |
---|---|
0 | 1 |
1 | 27 |
2 | 490 |
3 | 7470 |
4 | 103291 |
5 | 1343097 |
6 | 16753780 |
7 | 202932540 |
8 | 2405791381 |
9 | 28065859767 |
10 | 323426323870 |
11 | 3691983687210 |
12 | 41834308968271 |
13 | 471276683342037 |
14 | 5284615302054760 |
15 | 59040661951743480 |
16 | 657669557062017961 |
[1,27,490,7470,103291,1343097,16753780,202932540, 2405791381,28065859767,323426323870,3691983687210, 41834308968271,471276683342037,5284615302054760, 59040661951743480,657669557062017961] |