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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 2 |
| 4 | 2 |
| 5 | 11 |
| 6 | 12 |
| 7 | 15 |
| 8 | 6 |
| 9 | 3 |
| 10 | 50 |
| 11 | 70 |
| 12 | 100 |
| 13 | 64 |
| 14 | 42 |
| 15 | 12 |
| 16 | 4 |
| 17 | 274 |
| 18 | 450 |
| 19 | 705 |
| 20 | 570 |
| 21 | 440 |
| 22 | 200 |
| 23 | 90 |
| 24 | 20 |
| 25 | 5 |
| 26 | 1764 |
| 27 | 3248 |
| 28 | 5453 |
| 29 | 5110 |
| 30 | 4410 |
| 31 | 2526 |
| 32 | 1360 |
| 33 | 480 |
| 34 | 165 |
| 35 | 30 |
| 36 | 6 |
| 37 | 13068 |
| 38 | 26264 |
| 39 | 46571 |
| 40 | 48454 |
| 41 | 45437 |
| 42 | 30128 |
| 43 | 18347 |
| 44 | 8162 |
| 45 | 3395 |
| 46 | 980 |
| 47 | 273 |
| 48 | 42 |
| 49 | 7 |
[1,3,2,2,11,12,15,6,3,50,70,100,64,42,12,4,274, 450,705,570,440,200,90,20,5,1764,3248,5453,5110, 4410,2526,1360,480,165,30,6,13068,26264,46571, 48454,45437,30128,18347,8162,3395,980,273,42,7] |