The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 8 |
| 3 | 24 |
| 4 | 96 |
| 5 | 16 |
| 6 | 360 |
| 7 | 160 |
| 8 | 40 |
| 9 | 1320 |
| 10 | 960 |
| 11 | 528 |
| 12 | 144 |
| 13 | 24 |
| 14 | 4872 |
| 15 | 4704 |
| 16 | 3752 |
| 17 | 2016 |
| 18 | 840 |
| 19 | 224 |
| 20 | 56 |
| 21 | 18112 |
| 22 | 21632 |
| 23 | 20992 |
| 24 | 15424 |
| 25 | 9920 |
| 26 | 4832 |
| 27 | 2176 |
| 28 | 704 |
| 29 | 192 |
| 30 | 32 |
| 31 | 67248 |
| 32 | 96192 |
| 33 | 107712 |
| 34 | 93312 |
| 35 | 75096 |
| 36 | 50112 |
| 37 | 31104 |
| 38 | 16416 |
| 39 | 7848 |
| 40 | 3168 |
| 41 | 1080 |
| 42 | 288 |
| 43 | 72 |
[0,8,24,96,16,360,160,40,1320,960,528,144,24,4872, 4704,3752,2016,840,224,56,18112,21632,20992,15424, 9920,4832,2176,704,192,32,67248,96192,107712, 93312,75096,50112,31104,16416,7848,3168,1080,288, 72] |