| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 1 |
| 3 | 3 |
| 4 | 3 |
| 5 | 4 |
| 6 | 6 |
| 7 | 7 |
| 8 | 9 |
| 9 | 11 |
| 10 | 19 |
| 11 | 21 |
| 12 | 30 |
| 13 | 38 |
| 14 | 50 |
| 15 | 83 |
| 16 | 101 |
| 17 | 137 |
| 18 | 183 |
| 19 | 249 |
| 20 | 310 |
| 21 | 524 |
| 22 | 618 |
| 23 | 871 |
| 24 | 1125 |
| 25 | 1543 |
| 26 | 1959 |
| 27 | 2621 |
| 28 | 3934 |
| 29 | 4890 |
| 30 | 6582 |
| 31 | 8639 |
| 32 | 11417 |
| 33 | 14765 |
| 34 | 19499 |
| 35 | 24509 |
| 36 | 36486 |
| 37 | 44424 |
| 38 | 59698 |
| 39 | 76235 |
| 40 | 101481 |
| 41 | 127807 |
| 42 | 168747 |
| 43 | 212221 |
| 44 | 273294 |
[1,2,1,3,3,4,6,7,9,11,19,21,30,38,50,83,101,137, 183,249,310,524,618,871,1125,1543,1959,2621,3934, 4890,6582,8639,11417,14765,19499,24509,36486, 44424,59698,76235,101481,127807,168747,212221, 273294] |