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) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 3 |
| 3 | 3 |
| 4 | 12 |
| 5 | 20 |
| 6 | 12 |
| 7 | 20 |
| 8 | 120 |
| 9 | 210 |
| 10 | 10 |
| 11 | 120 |
| 12 | 210 |
| 13 | 1680 |
| 14 | 3024 |
| 15 | 60 |
| 16 | 105 |
| 17 | 1680 |
| 18 | 3024 |
| 19 | 30240 |
| 20 | 55440 |
| 21 | 35 |
| 22 | 840 |
| 23 | 1512 |
| 24 | 30240 |
| 25 | 55440 |
| 26 | 665280 |
| 27 | 1235520 |
| 28 | 280 |
| 29 | 504 |
| 30 | 15120 |
| 31 | 27720 |
| 32 | 665280 |
| 33 | 1235520 |
| 34 | 17297280 |
| 35 | 32432400 |
| 36 | 126 |
| 37 | 5040 |
| 38 | 9240 |
| 39 | 332640 |
| 40 | 617760 |
| 41 | 17297280 |
| 42 | 32432400 |
| 43 | 518918400 |
| 44 | 980179200 |
[1,2,3,3,12,20,12,20,120,210,10,120,210,1680,3024, 60,105,1680,3024,30240,55440,35,840,1512,30240, 55440,665280,1235520,280,504,15120,27720,665280, 1235520,17297280,32432400,126,5040,9240,332640, 617760,17297280,32432400,518918400,980179200] |