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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 3 |
| 5 | 4 |
| 6 | 5 |
| 7 | 9 |
| 8 | 11 |
| 9 | 15 |
| 10 | 25 |
| 11 | 29 |
| 12 | 42 |
| 13 | 59 |
| 14 | 70 |
| 15 | 100 |
| 16 | 129 |
| 17 | 165 |
| 18 | 218 |
| 19 | 274 |
| 20 | 353 |
| 21 | 448 |
| 22 | 568 |
| 23 | 717 |
| 24 | 891 |
| 25 | 1116 |
| 26 | 1393 |
| 27 | 1718 |
| 28 | 2136 |
| 29 | 2625 |
| 30 | 3200 |
| 31 | 3955 |
| 32 | 4802 |
| 33 | 5852 |
| 34 | 7136 |
| 35 | 8570 |
| 36 | 10423 |
| 37 | 12550 |
| 38 | 15075 |
| 39 | 18162 |
| 40 | 21652 |
| 41 | 25964 |
| 42 | 30973 |
| 43 | 36868 |
| 44 | 43925 |
| 45 | 51977 |
[1,1,1,3,4,5,9,11,15,25,29,42,59,70,100,129,165, 218,274,353,448,568,717,891,1116,1393,1718,2136, 2625,3200,3955,4802,5852,7136,8570,10423,12550, 15075,18162,21652,25964,30973,36868,43925,51977] |