The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 48 |
| 2 | 496 |
| 3 | 2112 |
| 4 | 6016 |
| 5 | 13808 |
| 6 | 27248 |
| 7 | 48896 |
| 8 | 81152 |
| 9 | 127280 |
| 10 | 190576 |
| 11 | 275264 |
| 12 | 384768 |
| 13 | 524784 |
| 14 | 699376 |
| 15 | 914176 |
| 16 | 1175040 |
| 17 | 1488688 |
| 18 | 1860208 |
| 19 | 2298304 |
| 20 | 2808320 |
| 21 | 3399280 |
| 22 | 4079088 |
| 23 | 4856704 |
| 24 | 5738624 |
| 25 | 6736944 |
| 26 | 7859824 |
| 27 | 9117376 |
| 28 | 10519424 |
[48,496,2112,6016,13808,27248,48896,81152,127280, 190576,275264,384768,524784,699376,914176,1175040, 1488688,1860208,2298304,2808320,3399280,4079088, 4856704,5738624,6736944,7859824,9117376,10519424] |