n | a(n) |
---|---|
0 | 1 |
1 | 4 |
2 | 36 |
3 | 372 |
4 | 4372 |
5 | 57396 |
6 | 828020 |
7 | 12962164 |
8 | 218098356 |
9 | 3915198836 |
10 | 74543140404 |
11 | 1497946963316 |
12 | 31640513815604 |
13 | 700059941981812 |
14 | 16175777760450868 |
15 | 389308305885650804 |
16 | 9736819496150623284 |
17 | 252548355023773152372 |
[1,4,36,372,4372,57396,828020,12962164,218098356, 3915198836,74543140404,1497946963316, 31640513815604,700059941981812,16175777760450868, 389308305885650804,9736819496150623284, 252548355023773152372] |