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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 4 |
| 5 | 7 |
| 6 | 9 |
| 7 | 14 |
| 8 | 19 |
| 9 | 27 |
| 10 | 36 |
| 11 | 51 |
| 12 | 66 |
| 13 | 90 |
| 14 | 118 |
| 15 | 156 |
| 16 | 201 |
| 17 | 264 |
| 18 | 336 |
| 19 | 434 |
| 20 | 550 |
| 21 | 700 |
| 22 | 880 |
| 23 | 1112 |
| 24 | 1385 |
| 25 | 1733 |
| 26 | 2149 |
| 27 | 2666 |
| 28 | 3283 |
| 29 | 4049 |
| 30 | 4956 |
| 31 | 6072 |
| 32 | 7398 |
| 33 | 9009 |
| 34 | 10922 |
| 35 | 13237 |
| 36 | 15970 |
| 37 | 19261 |
| 38 | 23147 |
| 39 | 27790 |
| 40 | 33260 |
| 41 | 39776 |
| 42 | 47425 |
| 43 | 56497 |
| 44 | 67133 |
| 45 | 79685 |
| 46 | 94371 |
| 47 | 111653 |
[1,2,3,4,7,9,14,19,27,36,51,66,90,118,156,201,264, 336,434,550,700,880,1112,1385,1733,2149,2666,3283, 4049,4956,6072,7398,9009,10922,13237,15970,19261, 23147,27790,33260,39776,47425,56497,67133,79685, 94371,111653] |