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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 6 |
| 4 | 4 |
| 5 | 1 |
| 6 | 54 |
| 7 | 33 |
| 8 | 9 |
| 9 | 1 |
| 10 | 640 |
| 11 | 380 |
| 12 | 108 |
| 13 | 16 |
| 14 | 1 |
| 15 | 9380 |
| 16 | 5510 |
| 17 | 1610 |
| 18 | 270 |
| 19 | 25 |
| 20 | 1 |
| 21 | 163576 |
| 22 | 95732 |
| 23 | 28560 |
| 24 | 5148 |
| 25 | 570 |
| 26 | 36 |
| 27 | 1 |
| 28 | 3305484 |
| 29 | 1933288 |
| 30 | 586320 |
| 31 | 110929 |
| 32 | 13650 |
| 33 | 1071 |
| 34 | 49 |
| 35 | 1 |
| 36 | 75915708 |
| 37 | 44437080 |
| 38 | 13658904 |
| 39 | 2677008 |
| 40 | 353600 |
| 41 | 31624 |
| 42 | 1848 |
| 43 | 64 |
| 44 | 1 |
| 45 | 1952409954 |
[1,1,1,6,4,1,54,33,9,1,640,380,108,16,1,9380,5510, 1610,270,25,1,163576,95732,28560,5148,570,36,1, 3305484,1933288,586320,110929,13650,1071,49,1, 75915708,44437080,13658904,2677008,353600,31624, 1848,64,1,1952409954] |