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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 5 |
| 4 | 11 |
| 5 | 23 |
| 6 | 46 |
| 7 | 86 |
| 8 | 156 |
| 9 | 273 |
| 10 | 463 |
| 11 | 766 |
| 12 | 1241 |
| 13 | 1969 |
| 14 | 3073 |
| 15 | 4723 |
| 16 | 7157 |
| 17 | 10711 |
| 18 | 15850 |
| 19 | 23206 |
| 20 | 33654 |
| 21 | 48373 |
| 22 | 68955 |
| 23 | 97544 |
| 24 | 137002 |
| 25 | 191125 |
| 26 | 264955 |
| 27 | 365127 |
| 28 | 500349 |
| 29 | 682018 |
| 30 | 924982 |
| 31 | 1248502 |
| 32 | 1677530 |
| 33 | 2244229 |
| 34 | 2989952 |
| 35 | 3967732 |
| 36 | 5245354 |
| 37 | 6909211 |
[1,2,5,11,23,46,86,156,273,463,766,1241,1969,3073, 4723,7157,10711,15850,23206,33654,48373,68955, 97544,137002,191125,264955,365127,500349,682018, 924982,1248502,1677530,2244229,2989952,3967732, 5245354,6909211] |