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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | 2 |
| 4 | 4 |
| 5 | 4 |
| 6 | 6 |
| 7 | 16 |
| 8 | 16 |
| 9 | 30 |
| 10 | 88 |
| 11 | 94 |
| 12 | 208 |
| 13 | 472 |
| 14 | 586 |
| 15 | 1096 |
| 16 | 3280 |
| 17 | 5472 |
| 18 | 7286 |
| 19 | 21856 |
| 20 | 26216 |
| 21 | 49940 |
| 22 | 175104 |
| 23 | 182362 |
| 24 | 399480 |
| 25 | 1048576 |
| 26 | 1290556 |
| 27 | 3355456 |
| 28 | 7456600 |
| 29 | 9256396 |
| 30 | 17895736 |
| 31 | 59660288 |
| 32 | 89478656 |
| 33 | 130150588 |
| 34 | 390451576 |
| 35 | 490853416 |
| 36 | 954437292 |
| 37 | 3435974656 |
[1,1,2,4,4,6,16,16,30,88,94,208,472,586,1096,3280, 5472,7286,21856,26216,49940,175104,182362,399480, 1048576,1290556,3355456,7456600,9256396,17895736, 59660288,89478656,130150588,390451576,490853416, 954437292,3435974656] |