| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 6 |
| 5 | 0 |
| 6 | 13 |
| 7 | 14 |
| 8 | 26 |
| 9 | 29 |
| 10 | 52 |
| 11 | 58 |
| 12 | 105 |
| 13 | 116 |
| 14 | 211 |
| 15 | 233 |
| 16 | 422 |
| 17 | 467 |
| 18 | 845 |
| 19 | 934 |
| 20 | 1690 |
| 21 | 1869 |
| 22 | 3380 |
| 23 | 3738 |
| 24 | 6761 |
| 25 | 7476 |
| 26 | 13523 |
| 27 | 14953 |
| 28 | 27046 |
| 29 | 29907 |
| 30 | 54093 |
| 31 | 59814 |
| 32 | 108186 |
| 33 | 119629 |
| 34 | 216372 |
| 35 | 239258 |
| 36 | 432745 |
| 37 | 478516 |
| 38 | 865491 |
| 39 | 957033 |
| 40 | 1730982 |
| 41 | 1914067 |
| 42 | 3461965 |
| 43 | 3828134 |
[1,2,3,6,0,13,14,26,29,52,58,105,116,211,233,422, 467,845,934,1690,1869,3380,3738,6761,7476,13523, 14953,27046,29907,54093,59814,108186,119629, 216372,239258,432745,478516,865491,957033,1730982, 1914067,3461965,3828134] |