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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 0 |
| 7 | 0 |
| 8 | 0 |
| 9 | 0 |
| 10 | 0 |
| 11 | 0 |
| 12 | 2 |
| 13 | 3 |
| 14 | 3 |
| 15 | 8 |
| 16 | 8 |
| 17 | 15 |
| 18 | 20 |
| 19 | 17 |
| 20 | 24 |
| 21 | 35 |
| 22 | 42 |
| 23 | 50 |
| 24 | 66 |
| 25 | 61 |
| 26 | 92 |
| 27 | 102 |
| 28 | 122 |
| 29 | 129 |
| 30 | 180 |
| 31 | 150 |
| 32 | 237 |
| 33 | 233 |
| 34 | 296 |
| 35 | 260 |
| 36 | 370 |
| 37 | 300 |
| 38 | 463 |
| 39 | 398 |
| 40 | 521 |
| 41 | 467 |
| 42 | 708 |
| 43 | 527 |
| 44 | 845 |
| 45 | 667 |
| 46 | 935 |
| 47 | 768 |
| 48 | 1158 |
| 49 | 839 |
| 50 | 1372 |
| 51 | 1039 |
| 52 | 1547 |
| 53 | 1233 |
| 54 | 1898 |
| 55 | 1294 |
| 56 | 2217 |
| 57 | 1612 |
[0,0,0,0,0,0,0,0,0,0,0,0,2,3,3,8,8,15,20,17,24,35, 42,50,66,61,92,102,122,129,180,150,237,233,296, 260,370,300,463,398,521,467,708,527,845,667,935, 768,1158,839,1372,1039,1547,1233,1898,1294,2217, 1612] |