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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 4 |
| 3 | 6 |
| 4 | 38 |
| 5 | 40 |
| 6 | 88 |
| 7 | 244 |
| 8 | 578 |
| 9 | 581 |
| 10 | 602 |
| 11 | 1663 |
| 12 | 2196 |
| 13 | 10327 |
| 14 | 17358 |
| 15 | 28133 |
| 16 | 36163 |
| 17 | 42299 |
| 18 | 123556 |
| 19 | 149788 |
| 20 | 234900 |
| 21 | 350210 |
| 22 | 366321 |
| 23 | 620478 |
| 24 | 694950 |
| 25 | 869880 |
| 26 | 905807 |
| 27 | 934286 |
| 28 | 1907010 |
| 29 | 2005592 |
| 30 | 5026297 |
| 31 | 7675637 |
| 32 | 11492764 |
| 33 | 12844691 |
| 34 | 14400214 |
| 35 | 15444216 |
| 36 | 18798939 |
| 37 | 20300872 |
[3,4,6,38,40,88,244,578,581,602,1663,2196,10327, 17358,28133,36163,42299,123556,149788,234900, 350210,366321,620478,694950,869880,905807,934286, 1907010,2005592,5026297,7675637,11492764,12844691, 14400214,15444216,18798939,20300872] |