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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 0 |
| 3 | 1 |
| 4 | 2 |
| 5 | 1 |
| 6 | 1 |
| 7 | 3 |
| 8 | 8 |
| 9 | 13 |
| 10 | 15 |
| 11 | 5 |
| 12 | 1 |
| 13 | 3 |
| 14 | 21 |
| 15 | 70 |
| 16 | 181 |
| 17 | 217 |
| 18 | 142 |
| 19 | 28 |
| 20 | 4 |
| 21 | 6 |
| 22 | 49 |
| 23 | 290 |
| 24 | 1253 |
| 25 | 3192 |
| 26 | 4699 |
| 27 | 3385 |
| 28 | 1076 |
| 29 | 110 |
| 30 | 5 |
| 31 | 6 |
| 32 | 93 |
| 33 | 867 |
| 34 | 6044 |
| 35 | 27041 |
| 36 | 77970 |
| 37 | 134353 |
| 38 | 129929 |
| 39 | 62177 |
| 40 | 12511 |
| 41 | 717 |
| 42 | 11 |
| 43 | 10 |
| 44 | 171 |
| 45 | 2266 |
| 46 | 22302 |
| 47 | 149217 |
| 48 | 672506 |
| 49 | 1958674 |
| 50 | 3531747 |
| 51 | 3695848 |
| 52 | 2068757 |
[1,0,1,2,1,1,3,8,13,15,5,1,3,21,70,181,217,142,28, 4,6,49,290,1253,3192,4699,3385,1076,110,5,6,93, 867,6044,27041,77970,134353,129929,62177,12511, 717,11,10,171,2266,22302,149217,672506,1958674, 3531747,3695848,2068757] |