Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 6 |
4 | 40 |
5 | 320 |
6 | 2976 |
7 | 35392 |
8 | 538112 |
9 | 9810432 |
10 | 200903680 |
11 | 4480990976 |
12 | 107974474752 |
13 | 2804574622720 |
14 | 78474060105728 |
15 | 2366867031521280 |
16 | 77011634301730816 |
17 | 2702517873238802432 |
18 | 102101344967992541184 |
19 | 4139003906606265204736 |
20 | 179219001275949107118080 |
21 | 8245453502533567172837376 |
22 | 400905721912603103762317312 |
23 | 20495451270608555635778256896 |
24 | 1096768710243163144517540904960 |
25 | 61205572460929693462200057856000 |
26 | 3551250424196976573288927331352576 |
27 | 213729944352034835154759793458020352 |
28 | 13318442043189965481553192153652396032 |
[1,2,6,40,320,2976,35392,538112,9810432,200903680, 4480990976,107974474752,2804574622720, 78474060105728,2366867031521280,77011634301730816, 2702517873238802432,102101344967992541184, 4139003906606265204736,179219001275949107118080, 8245453502533567172837376, 400905721912603103762317312, 20495451270608555635778256896, 1096768710243163144517540904960, 61205572460929693462200057856000, 3551250424196976573288927331352576, 213729944352034835154759793458020352, 13318442043189965481553192153652396032] |