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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 1 |
| 3 | 2 |
| 4 | 4 |
| 5 | 7 |
| 6 | 13 |
| 7 | 20 |
| 8 | 32 |
| 9 | 48 |
| 10 | 73 |
| 11 | 105 |
| 12 | 153 |
| 13 | 214 |
| 14 | 302 |
| 15 | 415 |
| 16 | 569 |
| 17 | 767 |
| 18 | 1034 |
| 19 | 1371 |
| 20 | 1817 |
| 21 | 2380 |
| 22 | 3110 |
| 23 | 4025 |
| 24 | 5199 |
| 25 | 6659 |
| 26 | 8512 |
| 27 | 10806 |
| 28 | 13684 |
| 29 | 17229 |
| 30 | 21645 |
| 31 | 27049 |
| 32 | 33728 |
| 33 | 41872 |
| 34 | 51863 |
| 35 | 63988 |
| 36 | 78779 |
| 37 | 96645 |
| 38 | 118322 |
| 39 | 144406 |
| 40 | 175884 |
| 41 | 213617 |
| 42 | 258957 |
| 43 | 313094 |
| 44 | 377867 |
[0,1,2,4,7,13,20,32,48,73,105,153,214,302,415,569, 767,1034,1371,1817,2380,3110,4025,5199,6659,8512, 10806,13684,17229,21645,27049,33728,41872,51863, 63988,78779,96645,118322,144406,175884,213617, 258957,313094,377867] |