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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 1 |
| 3 | 3 |
| 4 | 3 |
| 5 | 7 |
| 6 | 8 |
| 7 | 16 |
| 8 | 20 |
| 9 | 36 |
| 10 | 46 |
| 11 | 78 |
| 12 | 100 |
| 13 | 166 |
| 14 | 212 |
| 15 | 346 |
| 16 | 442 |
| 17 | 713 |
| 18 | 910 |
| 19 | 1456 |
| 20 | 1858 |
| 21 | 2955 |
| 22 | 3770 |
| 23 | 5971 |
| 24 | 7617 |
| 25 | 12029 |
| 26 | 15343 |
| 27 | 24181 |
| 28 | 30841 |
| 29 | 48537 |
| 30 | 61902 |
| 31 | 97322 |
| 32 | 124115 |
| 33 | 194996 |
| 34 | 248671 |
| 35 | 390490 |
| 36 | 497966 |
| 37 | 781685 |
| 38 | 996816 |
| 39 | 1564368 |
| 40 | 1994882 |
| 41 | 3130148 |
| 42 | 3991533 |
| 43 | 6262293 |
[0,1,1,3,3,7,8,16,20,36,46,78,100,166,212,346,442, 713,910,1456,1858,2955,3770,5971,7617,12029,15343, 24181,30841,48537,61902,97322,124115,194996, 248671,390490,497966,781685,996816,1564368, 1994882,3130148,3991533,6262293] |