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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 3 |
| 3 | 4 |
| 4 | 6 |
| 5 | 8 |
| 6 | 11 |
| 7 | 15 |
| 8 | 20 |
| 9 | 27 |
| 10 | 37 |
| 11 | 51 |
| 12 | 70 |
| 13 | 97 |
| 14 | 135 |
| 15 | 189 |
| 16 | 264 |
| 17 | 371 |
| 18 | 521 |
| 19 | 734 |
| 20 | 1034 |
| 21 | 1459 |
| 22 | 2059 |
| 23 | 2908 |
| 24 | 4108 |
| 25 | 5805 |
| 26 | 8205 |
| 27 | 11599 |
| 28 | 16398 |
| 29 | 23185 |
| 30 | 32783 |
| 31 | 46356 |
| 32 | 65552 |
| 33 | 92698 |
| 34 | 131089 |
| 35 | 185381 |
| 36 | 262162 |
| 37 | 370746 |
| 38 | 524307 |
| 39 | 741475 |
| 40 | 1048596 |
| 41 | 1482931 |
| 42 | 2097173 |
| 43 | 2965842 |
| 44 | 4194326 |
| 45 | 5931664 |
| 46 | 8388631 |
[1,2,3,4,6,8,11,15,20,27,37,51,70,97,135,189,264, 371,521,734,1034,1459,2059,2908,4108,5805,8205, 11599,16398,23185,32783,46356,65552,92698,131089, 185381,262162,370746,524307,741475,1048596, 1482931,2097173,2965842,4194326,5931664,8388631] |