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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 0 |
| 2 | 1 |
| 3 | 1 |
| 4 | 3 |
| 5 | 4 |
| 6 | 10 |
| 7 | 13 |
| 8 | 25 |
| 9 | 34 |
| 10 | 59 |
| 11 | 80 |
| 12 | 127 |
| 13 | 172 |
| 14 | 260 |
| 15 | 349 |
| 16 | 505 |
| 17 | 673 |
| 18 | 946 |
| 19 | 1248 |
| 20 | 1711 |
| 21 | 2238 |
| 22 | 3010 |
| 23 | 3902 |
| 24 | 5162 |
| 25 | 6637 |
| 26 | 8663 |
| 27 | 11051 |
| 28 | 14253 |
| 29 | 18051 |
| 30 | 23047 |
| 31 | 28988 |
| 32 | 36677 |
| 33 | 45840 |
| 34 | 57538 |
| 35 | 71485 |
| 36 | 89082 |
| 37 | 110062 |
| 38 | 136269 |
| 39 | 167487 |
| 40 | 206138 |
| 41 | 252132 |
| 42 | 308640 |
| 43 | 375777 |
| 44 | 457698 |
[0,0,1,1,3,4,10,13,25,34,59,80,127,172,260,349, 505,673,946,1248,1711,2238,3010,3902,5162,6637, 8663,11051,14253,18051,23047,28988,36677,45840, 57538,71485,89082,110062,136269,167487,206138, 252132,308640,375777,457698] |