n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 18 |
3 | 138 |
4 | 1161 |
5 | 10470 |
6 | 98979 |
7 | 967719 |
8 | 9705378 |
9 | 99290130 |
10 | 1032123366 |
11 | 10870453785 |
12 | 115749660723 |
13 | 1244016993747 |
14 | 13477172250201 |
15 | 147021521096445 |
16 | 1613619363015645 |
17 | 17805435511256394 |
18 | 197414608524234453 |
19 | 2198189145649419426 |
20 | 24571174933256703567 |
21 | 275615684936993421462 |
[1,3,18,138,1161,10470,98979,967719,9705378, 99290130,1032123366,10870453785,115749660723, 1244016993747,13477172250201,147021521096445, 1613619363015645,17805435511256394, 197414608524234453,2198189145649419426, 24571174933256703567,275615684936993421462] |