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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 9 |
| 4 | 15 |
| 5 | 21 |
| 6 | 25 |
| 7 | 35 |
| 8 | 47 |
| 9 | 48 |
| 10 | 87 |
| 11 | 240 |
| 12 | 320 |
| 13 | 672 |
| 14 | 896 |
| 15 | 1760 |
| 16 | 2592 |
| 17 | 2688 |
| 18 | 3659 |
| 19 | 5152 |
| 20 | 15456 |
| 21 | 16800 |
| 22 | 53200 |
| 23 | 60288 |
| 24 | 75360 |
| 25 | 92605 |
| 26 | 92736 |
| 27 | 121600 |
| 28 | 189648 |
| 29 | 204176 |
| 30 | 334827 |
| 31 | 382368 |
| 32 | 401472 |
| 33 | 443919 |
| 34 | 1070720 |
| 35 | 1836855 |
| 36 | 2010432 |
| 37 | 4384128 |
| 38 | 5566077 |
[1,3,9,15,21,25,35,47,48,87,240,320,672,896,1760, 2592,2688,3659,5152,15456,16800,53200,60288,75360, 92605,92736,121600,189648,204176,334827,382368, 401472,443919,1070720,1836855,2010432,4384128, 5566077] |