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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 0 |
| 2 | 0 |
| 3 | 2 |
| 4 | 1 |
| 5 | 4 |
| 6 | 1 |
| 7 | 3 |
| 8 | 4 |
| 9 | 2 |
| 10 | 9 |
| 11 | 11 |
| 12 | 0 |
| 13 | 23 |
| 14 | 23 |
| 15 | 15 |
| 16 | 37 |
| 17 | 3 |
| 18 | 17 |
| 19 | 44 |
| 20 | 124 |
| 21 | 79 |
| 22 | 245 |
| 23 | 243 |
| 24 | 288 |
| 25 | 51 |
| 26 | 408 |
| 27 | 718 |
| 28 | 285 |
| 29 | 1295 |
| 30 | 1529 |
| 31 | 1652 |
| 32 | 267 |
| 33 | 2306 |
| 34 | 4434 |
| 35 | 1979 |
| 36 | 144 |
| 37 | 9239 |
| 38 | 11840 |
| 39 | 4223 |
| 40 | 19534 |
| 41 | 5283 |
| 42 | 29865 |
| 43 | 19604 |
| 44 | 46492 |
| 45 | 45551 |
| 46 | 67706 |
| 47 | 16008 |
| 48 | 92593 |
| 49 | 145155 |
| 50 | 102696 |
| 51 | 276775 |
[0,0,0,2,1,4,1,3,4,2,9,11,0,23,23,15,37,3,17,44, 124,79,245,243,288,51,408,718,285,1295,1529,1652, 267,2306,4434,1979,144,9239,11840,4223,19534,5283, 29865,19604,46492,45551,67706,16008,92593,145155, 102696,276775] |