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 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 0 |
| 7 | 8 |
| 8 | 24 |
| 9 | 0 |
| 10 | 0 |
| 11 | 40 |
| 12 | 112 |
| 13 | 0 |
| 14 | 0 |
| 15 | 1376 |
| 16 | 2008 |
| 17 | 0 |
| 18 | 0 |
| 19 | 21720 |
| 20 | 60848 |
| 21 | 0 |
| 22 | 0 |
| 23 | 635544 |
| 24 | 1517368 |
| 25 | 0 |
| 26 | 0 |
| 27 | 20008456 |
| 28 | 46010640 |
| 29 | 0 |
| 30 | 0 |
| 31 | 640819936 |
| 32 | 1571759136 |
| 33 | 0 |
| 34 | 0 |
| 35 | 22704325648 |
| 36 | 55436103264 |
[0,0,0,0,0,0,8,24,0,0,40,112,0,0,1376,2008,0,0, 21720,60848,0,0,635544,1517368,0,0,20008456, 46010640,0,0,640819936,1571759136,0,0,22704325648, 55436103264] |