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| n | a(n) |
|---|---|
| 1 | 18 |
| 2 | 10 |
| 3 | 5 |
| 4 | 17 |
| 5 | 25 |
| 6 | 80 |
| 7 | 97 |
| 8 | 145 |
| 9 | 386 |
| 10 | 3060 |
| 11 | 997 |
| 12 | 1681 |
| 13 | 4194 |
| 14 | 6544 |
| 15 | 1508 |
| 16 | 8450 |
| 17 | 9721 |
| 18 | 22178 |
| 19 | 10728 |
| 20 | 5185 |
| 21 | 16130 |
| 22 | 154730 |
| 23 | 58441 |
| 24 | 31681 |
| 25 | 52418 |
| 26 | 401506 |
| 27 | 176837 |
| 28 | 101377 |
| 29 | 105601 |
| 30 | 678386 |
| 31 | 241913 |
| 32 | 501748 |
| 33 | 393850 |
| 34 | 284036 |
| 35 | 685576 |
| 36 | 1437389 |
| 37 | 1751333 |
| 38 | 3225616 |
| 39 | 3439297 |
| 40 | 2479634 |
[18,10,5,17,25,80,97,145,386,3060,997,1681,4194, 6544,1508,8450,9721,22178,10728,5185,16130,154730, 58441,31681,52418,401506,176837,101377,105601, 678386,241913,501748,393850,284036,685576,1437389, 1751333,3225616,3439297,2479634] |