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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 0 |
| 3 | 0 |
| 4 | 1 |
| 5 | 2 |
| 6 | 3 |
| 7 | 4 |
| 8 | 5 |
| 9 | 7 |
| 10 | 9 |
| 11 | 13 |
| 12 | 17 |
| 13 | 24 |
| 14 | 31 |
| 15 | 42 |
| 16 | 54 |
| 17 | 71 |
| 18 | 90 |
| 19 | 117 |
| 20 | 147 |
| 21 | 188 |
| 22 | 236 |
| 23 | 298 |
| 24 | 371 |
| 25 | 466 |
| 26 | 576 |
| 27 | 716 |
| 28 | 882 |
| 29 | 1088 |
| 30 | 1331 |
| 31 | 1633 |
| 32 | 1987 |
| 33 | 2422 |
| 34 | 2935 |
| 35 | 3557 |
| 36 | 4290 |
| 37 | 5177 |
| 38 | 6216 |
| 39 | 7465 |
| 40 | 8932 |
| 41 | 10682 |
| 42 | 12731 |
| 43 | 15169 |
| 44 | 18016 |
| 45 | 21387 |
| 46 | 25321 |
| 47 | 29955 |
| 48 | 35353 |
| 49 | 41696 |
| 50 | 49063 |
| 51 | 57689 |
| 52 | 67698 |
| 53 | 79375 |
| 54 | 92896 |
| 55 | 108633 |
| 56 | 126817 |
| 57 | 147922 |
| 58 | 172272 |
[1,1,0,0,1,2,3,4,5,7,9,13,17,24,31,42,54,71,90, 117,147,188,236,298,371,466,576,716,882,1088,1331, 1633,1987,2422,2935,3557,4290,5177,6216,7465,8932, 10682,12731,15169,18016,21387,25321,29955,35353, 41696,49063,57689,67698,79375,92896,108633,126817, 147922,172272] |