Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 12 |
2 | 132 |
3 | 1452 |
4 | 15972 |
5 | 175692 |
6 | 1932612 |
7 | 21258732 |
8 | 233846052 |
9 | 2572306572 |
10 | 28295372292 |
11 | 311249095212 |
12 | 3423740047266 |
13 | 37661140519200 |
14 | 414272545703280 |
15 | 4556998002648960 |
16 | 50126978028180240 |
17 | 551396758299441120 |
18 | 6065364341177895600 |
19 | 66719007751681327680 |
[1,12,132,1452,15972,175692,1932612,21258732, 233846052,2572306572,28295372292,311249095212, 3423740047266,37661140519200,414272545703280, 4556998002648960,50126978028180240, 551396758299441120,6065364341177895600, 66719007751681327680] |