n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 5 |
3 | 28 |
4 | 261 |
5 | 3153 |
6 | 46917 |
7 | 826696 |
8 | 16824133 |
9 | 388247185 |
10 | 10016824133 |
11 | 285699917796 |
12 | 8926117272389 |
13 | 303160806510049 |
14 | 11120932942830405 |
15 | 438197051187369424 |
16 | 18457865006652382021 |
17 | 827678458937524133601 |
18 | 39364865940303189957445 |
[1,1,5,28,261,3153,46917,826696,16824133, 388247185,10016824133,285699917796,8926117272389, 303160806510049,11120932942830405, 438197051187369424,18457865006652382021, 827678458937524133601,39364865940303189957445] |