The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 4 |
| 2 | 16 |
| 3 | 27 |
| 4 | 308 |
| 5 | 440 |
| 6 | 528 |
| 7 | 594 |
| 8 | 5445 |
| 9 | 5808 |
| 10 | 6534 |
| 11 | 8085 |
| 12 | 9702 |
| 13 | 11550 |
| 14 | 13860 |
| 15 | 14784 |
| 16 | 16500 |
| 17 | 16632 |
| 18 | 18711 |
| 19 | 19800 |
| 20 | 21120 |
| 21 | 22275 |
| 22 | 23760 |
| 23 | 25344 |
| 24 | 26730 |
| 25 | 28512 |
| 26 | 32076 |
| 27 | 37268 |
| 28 | 53240 |
| 29 | 63888 |
| 30 | 94864 |
| 31 | 135520 |
| 32 | 152460 |
| 33 | 162624 |
| 34 | 181500 |
| 35 | 182952 |
| 36 | 193600 |
[4,16,27,308,440,528,594,5445,5808,6534,8085,9702, 11550,13860,14784,16500,16632,18711,19800,21120, 22275,23760,25344,26730,28512,32076,37268,53240, 63888,94864,135520,152460,162624,181500,182952, 193600] |