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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 2 |
| 3 | 3 |
| 4 | 5 |
| 5 | 7 |
| 6 | 8 |
| 7 | 13 |
| 8 | 18 |
| 9 | 25 |
| 10 | 34 |
| 11 | 49 |
| 12 | 69 |
| 13 | 95 |
| 14 | 134 |
| 15 | 188 |
| 16 | 264 |
| 17 | 368 |
| 18 | 517 |
| 19 | 725 |
| 20 | 1015 |
| 21 | 1422 |
| 22 | 1993 |
| 23 | 2794 |
| 24 | 3913 |
| 25 | 5484 |
| 26 | 7685 |
| 27 | 10769 |
| 28 | 15089 |
| 29 | 21144 |
| 30 | 29630 |
| 31 | 41518 |
| 32 | 58178 |
| 33 | 81523 |
| 34 | 114237 |
| 35 | 160075 |
| 36 | 224308 |
| 37 | 314317 |
| 38 | 440442 |
| 39 | 617177 |
| 40 | 864830 |
| 41 | 1211861 |
| 42 | 1698141 |
| 43 | 2379551 |
| 44 | 3334390 |
| 45 | 4672376 |
[2,2,3,5,7,8,13,18,25,34,49,69,95,134,188,264,368, 517,725,1015,1422,1993,2794,3913,5484,7685,10769, 15089,21144,29630,41518,58178,81523,114237,160075, 224308,314317,440442,617177,864830,1211861, 1698141,2379551,3334390,4672376] |