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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 7 |
| 4 | 15 |
| 5 | 29 |
| 6 | 55 |
| 7 | 99 |
| 8 | 176 |
| 9 | 305 |
| 10 | 522 |
| 11 | 877 |
| 12 | 1461 |
| 13 | 2399 |
| 14 | 3905 |
| 15 | 6291 |
| 16 | 10055 |
| 17 | 15929 |
| 18 | 25063 |
| 19 | 39139 |
| 20 | 60742 |
| 21 | 93665 |
| 22 | 143619 |
| 23 | 218967 |
| 24 | 332157 |
| 25 | 501303 |
| 26 | 753079 |
| 27 | 1126155 |
| 28 | 1676908 |
| 29 | 2486641 |
| 30 | 3673000 |
| 31 | 5404711 |
| 32 | 7924206 |
| 33 | 11577465 |
| 34 | 16858381 |
| 35 | 24468317 |
| 36 | 35402812 |
| 37 | 51068703 |
[1,3,7,15,29,55,99,176,305,522,877,1461,2399,3905, 6291,10055,15929,25063,39139,60742,93665,143619, 218967,332157,501303,753079,1126155,1676908, 2486641,3673000,5404711,7924206,11577465,16858381, 24468317,35402812,51068703] |