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| n | a(n) |
|---|---|
| 0 | -1 |
| 1 | 0 |
| 2 | 0 |
| 3 | 1 |
| 4 | 2 |
| 5 | 5 |
| 6 | 8 |
| 7 | 15 |
| 8 | 23 |
| 9 | 37 |
| 10 | 55 |
| 11 | 83 |
| 12 | 118 |
| 13 | 171 |
| 14 | 238 |
| 15 | 332 |
| 16 | 453 |
| 17 | 618 |
| 18 | 827 |
| 19 | 1107 |
| 20 | 1460 |
| 21 | 1922 |
| 22 | 2504 |
| 23 | 3253 |
| 24 | 4188 |
| 25 | 5380 |
| 26 | 6860 |
| 27 | 8722 |
| 28 | 11024 |
| 29 | 13895 |
| 30 | 17421 |
| 31 | 21787 |
| 32 | 27122 |
| 33 | 33677 |
| 34 | 41653 |
| 35 | 51390 |
| 36 | 63179 |
| 37 | 77496 |
| 38 | 94755 |
| 39 | 115600 |
| 40 | 140632 |
| 41 | 170725 |
| 42 | 206717 |
| 43 | 249804 |
| 44 | 301151 |
| 45 | 362367 |
| 46 | 435077 |
| 47 | 521439 |
| 48 | 623674 |
| 49 | 744695 |
[-1,0,0,1,2,5,8,15,23,37,55,83,118,171,238,332, 453,618,827,1107,1460,1922,2504,3253,4188,5380, 6860,8722,11024,13895,17421,21787,27122,33677, 41653,51390,63179,77496,94755,115600,140632, 170725,206717,249804,301151,362367,435077,521439, 623674,744695] |