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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 3 |
| 2 | 6 |
| 3 | 10 |
| 4 | 15 |
| 5 | 23 |
| 6 | 35 |
| 7 | 53 |
| 8 | 82 |
| 9 | 128 |
| 10 | 202 |
| 11 | 320 |
| 12 | 511 |
| 13 | 819 |
| 14 | 1317 |
| 15 | 2122 |
| 16 | 3424 |
| 17 | 5530 |
| 18 | 8936 |
| 19 | 14447 |
| 20 | 23363 |
| 21 | 37789 |
| 22 | 61130 |
| 23 | 98896 |
| 24 | 160002 |
| 25 | 258873 |
| 26 | 418849 |
| 27 | 677695 |
| 28 | 1096516 |
| 29 | 1774181 |
| 30 | 2870666 |
| 31 | 4644815 |
| 32 | 7515448 |
| 33 | 12160229 |
| 34 | 19675642 |
| 35 | 31835835 |
[1,3,6,10,15,23,35,53,82,128,202,320,511,819,1317, 2122,3424,5530,8936,14447,23363,37789,61130,98896, 160002,258873,418849,677695,1096516,1774181, 2870666,4644815,7515448,12160229,19675642, 31835835] |