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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 0 |
| 3 | 1 |
| 4 | 1 |
| 5 | 2 |
| 6 | 4 |
| 7 | 4 |
| 8 | 7 |
| 9 | 10 |
| 10 | 14 |
| 11 | 15 |
| 12 | 27 |
| 13 | 28 |
| 14 | 43 |
| 15 | 50 |
| 16 | 69 |
| 17 | 80 |
| 18 | 115 |
| 19 | 127 |
| 20 | 176 |
| 21 | 204 |
| 22 | 268 |
| 23 | 310 |
| 24 | 412 |
| 25 | 471 |
| 26 | 606 |
| 27 | 710 |
| 28 | 892 |
| 29 | 1042 |
| 30 | 1311 |
| 31 | 1517 |
| 32 | 1885 |
| 33 | 2203 |
| 34 | 2692 |
| 35 | 3146 |
| 36 | 3834 |
| 37 | 4459 |
| 38 | 5392 |
| 39 | 6293 |
| 40 | 7540 |
| 41 | 8781 |
| 42 | 10494 |
| 43 | 12186 |
| 44 | 14482 |
| 45 | 16832 |
| 46 | 19874 |
| 47 | 23066 |
| 48 | 27171 |
| 49 | 31445 |
| 50 | 36893 |
[0,0,1,1,2,4,4,7,10,14,15,27,28,43,50,69,80,115, 127,176,204,268,310,412,471,606,710,892,1042,1311, 1517,1885,2203,2692,3146,3834,4459,5392,6293,7540, 8781,10494,12186,14482,16832,19874,23066,27171, 31445,36893] |