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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 28 |
| 5 | 31 |
| 6 | 32 |
| 7 | 31 |
| 8 | 480 |
| 9 | 95 |
| 10 | 1568 |
| 11 | 1855 |
| 12 | 3008 |
| 13 | 1535 |
| 14 | 29184 |
| 15 | 14847 |
| 16 | 122368 |
| 17 | 112127 |
| 18 | 221696 |
| 19 | 455679 |
| 20 | 900096 |
| 21 | 1794047 |
| 22 | 3547136 |
| 23 | 7315455 |
| 24 | 14278656 |
| 25 | 28794879 |
| 26 | 57286656 |
| 27 | 113459199 |
| 28 | 230670336 |
| 29 | 458620927 |
| 30 | 906100736 |
| 31 | 1836711935 |
| 32 | 3634233344 |
| 33 | 7456817151 |
[1,1,2,3,28,31,32,31,480,95,1568,1855,3008,1535, 29184,14847,122368,112127,221696,455679,900096, 1794047,3547136,7315455,14278656,28794879, 57286656,113459199,230670336,458620927,906100736, 1836711935,3634233344,7456817151] |