The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 9 |
| 3 | 36 |
| 4 | 64 |
| 5 | 100 |
| 6 | 324 |
| 7 | 676 |
| 8 | 900 |
| 9 | 3600 |
| 10 | 6400 |
| 11 | 9216 |
| 12 | 10000 |
| 13 | 32400 |
| 14 | 67600 |
| 15 | 90000 |
| 16 | 99856 |
| 17 | 123904 |
| 18 | 360000 |
| 19 | 640000 |
| 20 | 876096 |
| 21 | 921600 |
| 22 | 1000000 |
| 23 | 3240000 |
| 24 | 3968064 |
| 25 | 6031936 |
| 26 | 6760000 |
| 27 | 9000000 |
| 28 | 9985600 |
| 29 | 12390400 |
| 30 | 28901376 |
| 31 | 36000000 |
| 32 | 64000000 |
[1,9,36,64,100,324,676,900,3600,6400,9216,10000, 32400,67600,90000,99856,123904,360000,640000, 876096,921600,1000000,3240000,3968064,6031936, 6760000,9000000,9985600,12390400,28901376, 36000000,64000000] |