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| n | a(n) |
|---|---|
| 1 | 13 |
| 2 | 18 |
| 3 | 28 |
| 4 | 23 |
| 5 | 30 |
| 6 | 40 |
| 7 | 54 |
| 8 | 82 |
| 9 | 115 |
| 10 | 185 |
| 11 | 266 |
| 12 | 425 |
| 13 | 649 |
| 14 | 1028 |
| 15 | 1588 |
| 16 | 2487 |
| 17 | 3908 |
| 18 | 6096 |
| 19 | 9677 |
| 20 | 15103 |
| 21 | 24079 |
| 22 | 37679 |
| 23 | 60164 |
| 24 | 94986 |
| 25 | 151370 |
| 26 | 239771 |
| 27 | 381764 |
| 28 | 606952 |
| 29 | 964659 |
| 30 | 1536894 |
| 31 | 2444020 |
| 32 | 3894964 |
| 33 | 6192473 |
| 34 | 9874576 |
| 35 | 15717153 |
| 36 | 25054872 |
| 37 | 39906589 |
[13,18,28,23,30,40,54,82,115,185,266,425,649,1028, 1588,2487,3908,6096,9677,15103,24079,37679,60164, 94986,151370,239771,381764,606952,964659,1536894, 2444020,3894964,6192473,9874576,15717153,25054872, 39906589] |