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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 | 2 |
| 11 | 2 |
| 12 | 4 |
| 13 | 5 |
| 14 | 9 |
| 15 | 11 |
| 16 | 16 |
| 17 | 19 |
| 18 | 27 |
| 19 | 33 |
| 20 | 45 |
| 21 | 51 |
| 22 | 69 |
| 23 | 80 |
| 24 | 105 |
| 25 | 117 |
| 26 | 150 |
| 27 | 172 |
| 28 | 216 |
| 29 | 242 |
| 30 | 300 |
| 31 | 339 |
| 32 | 416 |
| 33 | 466 |
| 34 | 568 |
| 35 | 636 |
| 36 | 768 |
| 37 | 852 |
| 38 | 1022 |
| 39 | 1135 |
| 40 | 1348 |
| 41 | 1483 |
| 42 | 1748 |
| 43 | 1934 |
| 44 | 2260 |
| 45 | 2481 |
| 46 | 2876 |
| 47 | 3163 |
| 48 | 3655 |
| 49 | 3993 |
| 50 | 4582 |
| 51 | 5014 |
| 52 | 5735 |
| 53 | 6244 |
| 54 | 7098 |
| 55 | 7732 |
[0,0,0,0,0,0,0,0,1,1,2,2,4,5,9,11,16,19,27,33,45, 51,69,80,105,117,150,172,216,242,300,339,416,466, 568,636,768,852,1022,1135,1348,1483,1748,1934, 2260,2481,2876,3163,3655,3993,4582,5014,5735,6244, 7098,7732] |