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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 1 |
| 3 | 9 |
| 4 | 16 |
| 5 | 81 |
| 6 | 169 |
| 7 | 196 |
| 8 | 961 |
| 9 | 1089 |
| 10 | 1681 |
| 11 | 6889 |
| 12 | 9801 |
| 13 | 10609 |
| 14 | 10816 |
| 15 | 11881 |
| 16 | 19881 |
| 17 | 61009 |
| 18 | 69169 |
| 19 | 69696 |
| 20 | 80089 |
| 21 | 90601 |
| 22 | 91809 |
| 23 | 110889 |
| 24 | 160801 |
| 25 | 190096 |
| 26 | 190969 |
| 27 | 198916 |
| 28 | 199809 |
| 29 | 609961 |
| 30 | 660969 |
| 31 | 698896 |
| 32 | 811801 |
| 33 | 896809 |
| 34 | 900601 |
| 35 | 910116 |
| 36 | 919681 |
| 37 | 998001 |
| 38 | 1006009 |
[0,1,9,16,81,169,196,961,1089,1681,6889,9801, 10609,10816,11881,19881,61009,69169,69696,80089, 90601,91809,110889,160801,190096,190969,198916, 199809,609961,660969,698896,811801,896809,900601, 910116,919681,998001,1006009] |