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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 1 |
| 3 | 2 |
| 4 | 2 |
| 5 | 3 |
| 6 | 4 |
| 7 | 5 |
| 8 | 7 |
| 9 | 9 |
| 10 | 13 |
| 11 | 17 |
| 12 | 23 |
| 13 | 32 |
| 14 | 43 |
| 15 | 59 |
| 16 | 80 |
| 17 | 110 |
| 18 | 151 |
| 19 | 208 |
| 20 | 286 |
| 21 | 394 |
| 22 | 544 |
| 23 | 751 |
| 24 | 1038 |
| 25 | 1436 |
| 26 | 1989 |
| 27 | 2757 |
| 28 | 3825 |
| 29 | 5309 |
| 30 | 7375 |
| 31 | 10251 |
| 32 | 14257 |
| 33 | 19839 |
| 34 | 27621 |
| 35 | 38473 |
| 36 | 53613 |
| 37 | 74742 |
| 38 | 104241 |
| 39 | 145436 |
| 40 | 202985 |
| 41 | 283401 |
| 42 | 395804 |
| 43 | 552957 |
| 44 | 772733 |
| 45 | 1080160 |
| 46 | 1510297 |
[0,1,1,2,2,3,4,5,7,9,13,17,23,32,43,59,80,110,151, 208,286,394,544,751,1038,1436,1989,2757,3825,5309, 7375,10251,14257,19839,27621,38473,53613,74742, 104241,145436,202985,283401,395804,552957,772733, 1080160,1510297] |