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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 2 |
| 4 | 4 |
| 5 | 5 |
| 6 | 7 |
| 7 | 10 |
| 8 | 14 |
| 9 | 18 |
| 10 | 24 |
| 11 | 31 |
| 12 | 41 |
| 13 | 53 |
| 14 | 70 |
| 15 | 87 |
| 16 | 112 |
| 17 | 140 |
| 18 | 178 |
| 19 | 221 |
| 20 | 277 |
| 21 | 344 |
| 22 | 428 |
| 23 | 526 |
| 24 | 648 |
| 25 | 792 |
| 26 | 971 |
| 27 | 1180 |
| 28 | 1436 |
| 29 | 1738 |
| 30 | 2103 |
| 31 | 2533 |
| 32 | 3049 |
| 33 | 3660 |
| 34 | 4387 |
| 35 | 5242 |
| 36 | 6259 |
| 37 | 7450 |
| 38 | 8860 |
| 39 | 10511 |
| 40 | 12453 |
| 41 | 14723 |
| 42 | 17387 |
| 43 | 20489 |
| 44 | 24121 |
| 45 | 28343 |
| 46 | 33269 |
| 47 | 38982 |
| 48 | 45632 |
| 49 | 53327 |
[1,1,2,2,4,5,7,10,14,18,24,31,41,53,70,87,112,140, 178,221,277,344,428,526,648,792,971,1180,1436, 1738,2103,2533,3049,3660,4387,5242,6259,7450,8860, 10511,12453,14723,17387,20489,24121,28343,33269, 38982,45632,53327] |