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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 0 |
| 7 | 0 |
| 8 | 1 |
| 9 | 1 |
| 10 | 3 |
| 11 | 4 |
| 12 | 9 |
| 13 | 11 |
| 14 | 22 |
| 15 | 27 |
| 16 | 48 |
| 17 | 61 |
| 18 | 98 |
| 19 | 123 |
| 20 | 188 |
| 21 | 237 |
| 22 | 345 |
| 23 | 435 |
| 24 | 611 |
| 25 | 765 |
| 26 | 1046 |
| 27 | 1305 |
| 28 | 1741 |
| 29 | 2165 |
| 30 | 2840 |
| 31 | 3502 |
| 32 | 4527 |
| 33 | 5562 |
| 34 | 7083 |
| 35 | 8650 |
| 36 | 10908 |
| 37 | 13255 |
| 38 | 16545 |
| 39 | 20016 |
| 40 | 24763 |
| 41 | 29834 |
| 42 | 36587 |
| 43 | 43911 |
| 44 | 53514 |
| 45 | 63964 |
| 46 | 77445 |
| 47 | 92239 |
| 48 | 111015 |
| 49 | 131753 |
[0,0,0,0,0,0,0,0,1,1,3,4,9,11,22,27,48,61,98,123, 188,237,345,435,611,765,1046,1305,1741,2165,2840, 3502,4527,5562,7083,8650,10908,13255,16545,20016, 24763,29834,36587,43911,53514,63964,77445,92239, 111015,131753] |