The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 1 |
| 3 | 0 |
| 4 | 0 |
| 5 | 4 |
| 6 | 0 |
| 7 | 3 |
| 8 | 0 |
| 9 | 27 |
| 10 | 0 |
| 11 | 8 |
| 12 | 96 |
| 13 | 0 |
| 14 | 256 |
| 15 | 0 |
| 16 | 45 |
| 17 | 640 |
| 18 | 2430 |
| 19 | 0 |
| 20 | 3125 |
| 21 | 0 |
| 22 | 264 |
| 23 | 8640 |
| 24 | 29160 |
| 25 | 61440 |
| 26 | 0 |
| 27 | 46656 |
| 28 | 0 |
| 29 | 1855 |
| 30 | 118272 |
| 31 | 688905 |
| 32 | 1146880 |
| 33 | 1640625 |
| 34 | 0 |
| 35 | 823543 |
| 36 | 0 |
| 37 | 14832 |
| 38 | 1899520 |
| 39 | 16166304 |
| 40 | 41287680 |
| 41 | 43750000 |
| 42 | 47029248 |
| 43 | 0 |
| 44 | 16777216 |
| 45 | 0 |
| 46 | 133497 |
| 47 | 34172928 |
| 48 | 438143580 |
| 49 | 1453326336 |
| 50 | 2214843750 |
| 51 | 1693052928 |
| 52 | 1452729852 |
| 53 | 0 |
| 54 | 387420489 |
[1,0,1,0,0,4,0,3,0,27,0,8,96,0,256,0,45,640,2430, 0,3125,0,264,8640,29160,61440,0,46656,0,1855, 118272,688905,1146880,1640625,0,823543,0,14832, 1899520,16166304,41287680,43750000,47029248,0, 16777216,0,133497,34172928,438143580,1453326336, 2214843750,1693052928,1452729852,0,387420489] |