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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 2 |
| 5 | 1 |
| 6 | 1 |
| 7 | 6 |
| 8 | 6 |
| 9 | 1 |
| 10 | 1 |
| 11 | 1 |
| 12 | 36 |
| 13 | 24 |
| 14 | 1 |
| 15 | 1 |
| 16 | 30 |
| 17 | 180 |
| 18 | 1440 |
| 19 | 120 |
| 20 | 1 |
| 21 | 1 |
| 22 | 3 |
| 23 | 1080 |
| 24 | 11520 |
| 25 | 2400 |
| 26 | 720 |
| 27 | 1 |
| 28 | 1 |
| 29 | 42 |
| 30 | 9072 |
| 31 | 2419200 |
| 32 | 2016000 |
| 33 | 1814400 |
| 34 | 5040 |
| 35 | 1 |
| 36 | 1 |
| 37 | 1 |
| 38 | 90720 |
| 39 | 11612160 |
| 40 | 60480000 |
| 41 | 435456000 |
| 42 | 12700800 |
| 43 | 40320 |
| 44 | 1 |
| 45 | 1 |
| 46 | 90 |
| 47 | 7776 |
| 48 | 33177600 |
| 49 | 69120000 |
| 50 | 548674560000 |
| 51 | 21337344000 |
| 52 | 812851200 |
| 53 | 362880 |
| 54 | 1 |
[1,1,1,1,2,1,1,6,6,1,1,1,36,24,1,1,30,180,1440, 120,1,1,3,1080,11520,2400,720,1,1,42,9072,2419200, 2016000,1814400,5040,1,1,1,90720,11612160, 60480000,435456000,12700800,40320,1,1,90,7776, 33177600,69120000,548674560000,21337344000, 812851200,362880,1] |