The OEIS is supported by the many generous donors to the OEIS Foundation.
Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | 2 |
| 4 | 6 |
| 5 | 2 |
| 6 | 24 |
| 7 | 8 |
| 8 | 8 |
| 9 | 24 |
| 10 | 120 |
| 11 | 40 |
| 12 | 40 |
| 13 | 120 |
| 14 | 40 |
| 15 | 120 |
| 16 | 240 |
| 17 | 280 |
| 18 | 24 |
| 19 | 720 |
| 20 | 240 |
| 21 | 240 |
| 22 | 720 |
| 23 | 240 |
| 24 | 720 |
| 25 | 1440 |
| 26 | 1680 |
| 27 | 144 |
| 28 | 240 |
| 29 | 80 |
| 30 | 720 |
| 31 | 1440 |
| 32 | 2880 |
| 33 | 1680 |
| 34 | 1680 |
| 35 | 1680 |
| 36 | 8640 |
| 37 | 2400 |
| 38 | 144 |
| 39 | 2400 |
| 40 | 2640 |
| 41 | 5040 |
| 42 | 1680 |
| 43 | 1680 |
| 44 | 5040 |
| 45 | 1680 |
| 46 | 5040 |
| 47 | 10080 |
| 48 | 11760 |
| 49 | 1008 |
| 50 | 1680 |
| 51 | 560 |
[1,1,2,6,2,24,8,8,24,120,40,40,120,40,120,240,280, 24,720,240,240,720,240,720,1440,1680,144,240,80, 720,1440,2880,1680,1680,1680,8640,2400,144,2400, 2640,5040,1680,1680,5040,1680,5040,10080,11760, 1008,1680,560] |