Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 1 |
4 | 19 |
5 | 268 |
6 | 3568 |
7 | 47698 |
8 | 649712 |
9 | 9023385 |
10 | 127419681 |
11 | 1823918697 |
12 | 26398702645 |
13 | 385582981615 |
14 | 5674890516295 |
15 | 84060883775765 |
16 | 1252066289632643 |
17 | 18738613233957420 |
18 | 281620474177057788 |
19 | 4248088188086420832 |
[0,0,1,19,268,3568,47698,649712,9023385,127419681, 1823918697,26398702645,385582981615,5674890516295, 84060883775765,1252066289632643,18738613233957420, 281620474177057788,4248088188086420832] |