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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | 0 |
| 4 | 1 |
| 5 | 1 |
| 6 | 1 |
| 7 | 4 |
| 8 | 1 |
| 9 | 1 |
| 10 | 10 |
| 11 | 13 |
| 12 | 1 |
| 13 | 20 |
| 14 | 75 |
| 15 | 24 |
| 16 | 1 |
| 17 | 35 |
| 18 | 287 |
| 19 | 397 |
| 20 | 1 |
| 21 | 56 |
| 22 | 854 |
| 23 | 3112 |
| 24 | 1017 |
| 25 | 1 |
| 26 | 84 |
| 27 | 2142 |
| 28 | 16196 |
| 29 | 21897 |
| 30 | 1 |
| 31 | 120 |
| 32 | 4746 |
| 33 | 64520 |
| 34 | 222573 |
| 35 | 70920 |
| 36 | 1 |
| 37 | 165 |
| 38 | 9570 |
| 39 | 212498 |
| 40 | 1486749 |
| 41 | 1919817 |
| 42 | 1 |
| 43 | 220 |
| 44 | 17919 |
| 45 | 606584 |
| 46 | 7503815 |
| 47 | 24312636 |
| 48 | 7475625 |
| 49 | 1 |
| 50 | 286 |
| 51 | 31603 |
| 52 | 1548404 |
| 53 | 30891575 |
| 54 | 200350670 |
| 55 | 246179061 |
[1,1,0,1,1,1,4,1,1,10,13,1,20,75,24,1,35,287,397, 1,56,854,3112,1017,1,84,2142,16196,21897,1,120, 4746,64520,222573,70920,1,165,9570,212498,1486749, 1919817,1,220,17919,606584,7503815,24312636, 7475625,1,286,31603,1548404,30891575,200350670, 246179061] |