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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 9 |
| 4 | 24 |
| 5 | 51 |
| 6 | 95 |
| 7 | 164 |
| 8 | 266 |
| 9 | 407 |
| 10 | 598 |
| 11 | 850 |
| 12 | 1174 |
| 13 | 1582 |
| 14 | 2087 |
| 15 | 2706 |
| 16 | 3452 |
| 17 | 4342 |
| 18 | 5395 |
| 19 | 6628 |
| 20 | 8060 |
| 21 | 9714 |
| 22 | 11609 |
| 23 | 13768 |
| 24 | 16215 |
| 25 | 18975 |
| 26 | 22072 |
| 27 | 25534 |
| 28 | 29388 |
| 29 | 33662 |
| 30 | 38387 |
| 31 | 43591 |
| 32 | 49307 |
| 33 | 55568 |
| 34 | 62407 |
| 35 | 69858 |
| 36 | 77957 |
| 37 | 86740 |
| 38 | 96245 |
| 39 | 106511 |
| 40 | 117577 |
| 41 | 129482 |
| 42 | 142270 |
[1,3,9,24,51,95,164,266,407,598,850,1174,1582, 2087,2706,3452,4342,5395,6628,8060,9714,11609, 13768,16215,18975,22072,25534,29388,33662,38387, 43591,49307,55568,62407,69858,77957,86740,96245, 106511,117577,129482,142270] |