n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 4 |
3 | 23 |
4 | 175 |
5 | 1662 |
6 | 18937 |
7 | 251729 |
8 | 3824282 |
9 | 65361237 |
10 | 1241218963 |
11 | 25928015368 |
12 | 590852003947 |
13 | 14586471744301 |
14 | 387798817072596 |
15 | 11046531316503163 |
16 | 335640299372252595 |
17 | 10835556229612637150 |
18 | 370383732831919278037 |
19 | 13363914680277923634517 |
[1,1,4,23,175,1662,18937,251729,3824282,65361237, 1241218963,25928015368,590852003947, 14586471744301,387798817072596,11046531316503163, 335640299372252595,10835556229612637150, 370383732831919278037,13363914680277923634517] |