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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 0 |
| 3 | 1 |
| 4 | 2 |
| 5 | 2 |
| 6 | 3 |
| 7 | 4 |
| 8 | 6 |
| 9 | 7 |
| 10 | 10 |
| 11 | 12 |
| 12 | 16 |
| 13 | 20 |
| 14 | 25 |
| 15 | 31 |
| 16 | 39 |
| 17 | 47 |
| 18 | 58 |
| 19 | 71 |
| 20 | 85 |
| 21 | 103 |
| 22 | 124 |
| 23 | 148 |
| 24 | 176 |
| 25 | 210 |
| 26 | 248 |
| 27 | 293 |
| 28 | 345 |
| 29 | 405 |
| 30 | 474 |
| 31 | 555 |
| 32 | 645 |
| 33 | 751 |
| 34 | 872 |
| 35 | 1009 |
| 36 | 1166 |
| 37 | 1346 |
| 38 | 1549 |
| 39 | 1781 |
| 40 | 2044 |
| 41 | 2341 |
| 42 | 2678 |
| 43 | 3060 |
| 44 | 3488 |
| 45 | 3973 |
| 46 | 4520 |
| 47 | 5132 |
| 48 | 5822 |
| 49 | 6597 |
| 50 | 7464 |
| 51 | 8436 |
| 52 | 9525 |
| 53 | 10740 |
[0,1,0,1,2,2,3,4,6,7,10,12,16,20,25,31,39,47,58, 71,85,103,124,148,176,210,248,293,345,405,474,555, 645,751,872,1009,1166,1346,1549,1781,2044,2341, 2678,3060,3488,3973,4520,5132,5822,6597,7464,8436, 9525,10740] |