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| n | a(n) |
|---|---|
| 1 | 4 |
| 2 | 1681 |
| 3 | 3364 |
| 4 | 3481 |
| 5 | 4624 |
| 6 | 7225 |
| 7 | 9025 |
| 8 | 1054729 |
| 9 | 1069156 |
| 10 | 1073296 |
| 11 | 1149184 |
| 12 | 1168561 |
| 13 | 1183744 |
| 14 | 1227664 |
| 15 | 1263376 |
| 16 | 1288225 |
| 17 | 1308736 |
| 18 | 1329409 |
| 19 | 1366561 |
| 20 | 1517824 |
| 21 | 1522756 |
| 22 | 1545049 |
| 23 | 1567504 |
| 24 | 1585081 |
| 25 | 1607824 |
| 26 | 1630729 |
| 27 | 1635841 |
| 28 | 1677025 |
| 29 | 1682209 |
| 30 | 1705636 |
| 31 | 1729225 |
[4,1681,3364,3481,4624,7225,9025,1054729,1069156, 1073296,1149184,1168561,1183744,1227664,1263376, 1288225,1308736,1329409,1366561,1517824,1522756, 1545049,1567504,1585081,1607824,1630729,1635841, 1677025,1682209,1705636,1729225] |