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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 0 |
| 2 | 0 |
| 3 | 1 |
| 4 | 0 |
| 5 | 2 |
| 6 | 2 |
| 7 | 3 |
| 8 | 1 |
| 9 | 5 |
| 10 | 7 |
| 11 | 10 |
| 12 | 11 |
| 13 | 14 |
| 14 | 23 |
| 15 | 33 |
| 16 | 44 |
| 17 | 54 |
| 18 | 81 |
| 19 | 114 |
| 20 | 158 |
| 21 | 212 |
| 22 | 287 |
| 23 | 407 |
| 24 | 565 |
| 25 | 777 |
| 26 | 1050 |
| 27 | 1471 |
| 28 | 2036 |
| 29 | 2813 |
| 30 | 3863 |
| 31 | 5310 |
| 32 | 7370 |
| 33 | 10183 |
| 34 | 14046 |
| 35 | 19296 |
| 36 | 26726 |
| 37 | 36909 |
| 38 | 50955 |
| 39 | 70251 |
| 40 | 96867 |
| 41 | 133886 |
| 42 | 184841 |
| 43 | 255092 |
| 44 | 351673 |
[0,0,0,1,0,2,2,3,1,5,7,10,11,14,23,33,44,54,81, 114,158,212,287,407,565,777,1050,1471,2036,2813, 3863,5310,7370,10183,14046,19296,26726,36909, 50955,70251,96867,133886,184841,255092,351673] |