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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 121 |
| 2 | 484 |
| 3 | 1089 |
| 4 | 1936 |
| 5 | 3025 |
| 6 | 4356 |
| 7 | 5929 |
| 8 | 7744 |
| 9 | 9801 |
| 10 | 110110 |
| 11 | 1234321 |
| 12 | 2578752 |
| 13 | 4143403 |
| 14 | 5928274 |
| 15 | 7933365 |
| 16 | 10158676 |
| 17 | 12604207 |
| 18 | 15269958 |
| 19 | 18155929 |
| 20 | 440440 |
| 21 | 2578752 |
| 22 | 4937284 |
| 23 | 7516036 |
| 24 | 10315008 |
| 25 | 13334200 |
| 26 | 16573612 |
| 27 | 20033244 |
| 28 | 23713096 |
[0,121,484,1089,1936,3025,4356,5929,7744,9801, 110110,1234321,2578752,4143403,5928274,7933365, 10158676,12604207,15269958,18155929,440440, 2578752,4937284,7516036,10315008,13334200, 16573612,20033244,23713096] |