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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 3 |
| 3 | 4 |
| 4 | 5 |
| 5 | 7 |
| 6 | 10 |
| 7 | 15 |
| 8 | 22 |
| 9 | 32 |
| 10 | 46 |
| 11 | 67 |
| 12 | 98 |
| 13 | 143 |
| 14 | 209 |
| 15 | 307 |
| 16 | 449 |
| 17 | 657 |
| 18 | 962 |
| 19 | 1409 |
| 20 | 2063 |
| 21 | 3021 |
| 22 | 4424 |
| 23 | 6479 |
| 24 | 9489 |
| 25 | 13897 |
| 26 | 20354 |
| 27 | 29810 |
| 28 | 43659 |
| 29 | 63942 |
| 30 | 93649 |
| 31 | 137157 |
| 32 | 200878 |
| 33 | 294205 |
| 34 | 430889 |
| 35 | 631077 |
| 36 | 924270 |
| 37 | 1353678 |
[2,3,4,5,7,10,15,22,32,46,67,98,143,209,307,449, 657,962,1409,2063,3021,4424,6479,9489,13897,20354, 29810,43659,63942,93649,137157,200878,294205, 430889,631077,924270,1353678] |