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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 6 |
| 4 | 3 |
| 5 | 15 |
| 6 | 7 |
| 7 | 49 |
| 8 | 24 |
| 9 | 8 |
| 10 | 4 |
| 11 | 44 |
| 12 | 22 |
| 13 | 286 |
| 14 | 143 |
| 15 | 47 |
| 16 | 23 |
| 17 | 391 |
| 18 | 195 |
| 19 | 3705 |
| 20 | 1852 |
| 21 | 617 |
| 22 | 308 |
| 23 | 7084 |
| 24 | 3542 |
| 25 | 708 |
| 26 | 354 |
| 27 | 118 |
| 28 | 59 |
| 29 | 1711 |
| 30 | 855 |
| 31 | 26505 |
| 32 | 13252 |
| 33 | 4417 |
| 34 | 2208 |
| 35 | 441 |
| 36 | 220 |
| 37 | 8140 |
| 38 | 4070 |
| 39 | 1356 |
| 40 | 678 |
| 41 | 27798 |
| 42 | 13899 |
| 43 | 597657 |
| 44 | 298828 |
| 45 | 99609 |
| 46 | 49804 |
| 47 | 2340788 |
| 48 | 1170394 |
| 49 | 167199 |
| 50 | 83599 |
[1,2,6,3,15,7,49,24,8,4,44,22,286,143,47,23,391, 195,3705,1852,617,308,7084,3542,708,354,118,59, 1711,855,26505,13252,4417,2208,441,220,8140,4070, 1356,678,27798,13899,597657,298828,99609,49804, 2340788,1170394,167199,83599] |