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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | 6 |
| 4 | 5 |
| 5 | 26 |
| 6 | 18 |
| 7 | 99 |
| 8 | 89 |
| 9 | 270 |
| 10 | 271 |
| 11 | 650 |
| 12 | 516 |
| 13 | 1288 |
| 14 | 1303 |
| 15 | 2250 |
| 16 | 2337 |
| 17 | 4047 |
| 18 | 3636 |
| 19 | 6404 |
| 20 | 6401 |
| 21 | 9597 |
| 22 | 9769 |
| 23 | 14261 |
| 24 | 13632 |
| 25 | 20251 |
| 26 | 20125 |
| 27 | 27594 |
| 28 | 27749 |
| 29 | 37324 |
| 30 | 35040 |
| 31 | 49043 |
| 32 | 49185 |
| 33 | 63228 |
| 34 | 63547 |
| 35 | 80676 |
| 36 | 79380 |
| 37 | 101640 |
| 38 | 102259 |
| 39 | 125853 |
| 40 | 126561 |
[1,1,6,5,26,18,99,89,270,271,650,516,1288,1303, 2250,2337,4047,3636,6404,6401,9597,9769,14261, 13632,20251,20125,27594,27749,37324,35040,49043, 49185,63228,63547,80676,79380,101640,102259, 125853,126561] |