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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 5 |
| 5 | 7 |
| 6 | 10 |
| 7 | 14 |
| 8 | 20 |
| 9 | 26 |
| 10 | 36 |
| 11 | 47 |
| 12 | 63 |
| 13 | 81 |
| 14 | 106 |
| 15 | 135 |
| 16 | 174 |
| 17 | 219 |
| 18 | 278 |
| 19 | 347 |
| 20 | 436 |
| 21 | 539 |
| 22 | 670 |
| 23 | 823 |
| 24 | 1014 |
| 25 | 1237 |
| 26 | 1512 |
| 27 | 1834 |
| 28 | 2227 |
| 29 | 2685 |
| 30 | 3240 |
| 31 | 3887 |
| 32 | 4665 |
| 33 | 5570 |
| 34 | 6650 |
| 35 | 7906 |
| 36 | 9396 |
| 37 | 11124 |
| 38 | 13164 |
| 39 | 15526 |
| 40 | 18302 |
| 41 | 21508 |
| 42 | 25260 |
| 43 | 29587 |
| 44 | 34630 |
| 45 | 40434 |
| 46 | 47174 |
[1,2,3,5,7,10,14,20,26,36,47,63,81,106,135,174, 219,278,347,436,539,670,823,1014,1237,1512,1834, 2227,2685,3240,3887,4665,5570,6650,7906,9396, 11124,13164,15526,18302,21508,25260,29587,34630, 40434,47174] |