n | a(n) |
---|---|
1 | 0 |
2 | 1 |
3 | 7 |
4 | 37 |
5 | 201 |
6 | 1231 |
7 | 8653 |
8 | 69273 |
9 | 623521 |
10 | 6235291 |
11 | 68588301 |
12 | 823059733 |
13 | 10699776673 |
14 | 149796873591 |
15 | 2246953104061 |
16 | 35951249665201 |
17 | 611171244308673 |
18 | 11001082397556403 |
19 | 209020565553571981 |
20 | 4180411311071439981 |
21 | 87788637532500240001 |
22 | 1931350025715005280463 |
[0,1,7,37,201,1231,8653,69273,623521,6235291, 68588301,823059733,10699776673,149796873591, 2246953104061,35951249665201,611171244308673, 11001082397556403,209020565553571981, 4180411311071439981,87788637532500240001, 1931350025715005280463] |