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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | 2 |
| 4 | 3 |
| 5 | 3 |
| 6 | 6 |
| 7 | 6 |
| 8 | 9 |
| 9 | 12 |
| 10 | 14 |
| 11 | 20 |
| 12 | 23 |
| 13 | 30 |
| 14 | 39 |
| 15 | 44 |
| 16 | 61 |
| 17 | 68 |
| 18 | 87 |
| 19 | 107 |
| 20 | 123 |
| 21 | 159 |
| 22 | 181 |
| 23 | 221 |
| 24 | 270 |
| 25 | 306 |
| 26 | 384 |
| 27 | 436 |
| 28 | 524 |
| 29 | 623 |
| 30 | 712 |
| 31 | 864 |
| 32 | 984 |
| 33 | 1160 |
| 34 | 1366 |
| 35 | 1549 |
| 36 | 1852 |
| 37 | 2098 |
| 38 | 2448 |
| 39 | 2845 |
| 40 | 3226 |
| 41 | 3787 |
| 42 | 4289 |
| 43 | 4947 |
| 44 | 5705 |
| 45 | 6439 |
[1,1,2,3,3,6,6,9,12,14,20,23,30,39,44,61,68,87, 107,123,159,181,221,270,306,384,436,524,623,712, 864,984,1160,1366,1549,1852,2098,2448,2845,3226, 3787,4289,4947,5705,6439] |