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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 4 |
| 3 | 1 |
| 4 | 8 |
| 5 | 17 |
| 6 | 1 |
| 7 | 12 |
| 8 | 49 |
| 9 | 80 |
| 10 | 1 |
| 11 | 16 |
| 12 | 97 |
| 13 | 280 |
| 14 | 401 |
| 15 | 1 |
| 16 | 20 |
| 17 | 161 |
| 18 | 672 |
| 19 | 1569 |
| 20 | 2084 |
| 21 | 1 |
| 22 | 24 |
| 23 | 241 |
| 24 | 1320 |
| 25 | 4321 |
| 26 | 8752 |
| 27 | 11073 |
| 28 | 1 |
| 29 | 28 |
| 30 | 337 |
| 31 | 2288 |
| 32 | 9681 |
| 33 | 26684 |
| 34 | 48833 |
| 35 | 59712 |
| 36 | 1 |
| 37 | 32 |
| 38 | 449 |
| 39 | 3640 |
| 40 | 18929 |
| 41 | 66376 |
| 42 | 160929 |
| 43 | 272976 |
| 44 | 325441 |
| 45 | 1 |
| 46 | 36 |
| 47 | 577 |
| 48 | 5440 |
| 49 | 33601 |
| 50 | 143444 |
| 51 | 435681 |
[1,1,4,1,8,17,1,12,49,80,1,16,97,280,401,1,20,161, 672,1569,2084,1,24,241,1320,4321,8752,11073,1,28, 337,2288,9681,26684,48833,59712,1,32,449,3640, 18929,66376,160929,272976,325441,1,36,577,5440, 33601,143444,435681] |