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| n | a(n) |
|---|---|
| 4 | 1 |
| 5 | 1 |
| 6 | 1 |
| 7 | 5 |
| 8 | 6 |
| 9 | 7 |
| 10 | 14 |
| 11 | 19 |
| 12 | 29 |
| 13 | 41 |
| 14 | 56 |
| 15 | 88 |
| 16 | 123 |
| 17 | 170 |
| 18 | 245 |
| 19 | 351 |
| 20 | 500 |
| 21 | 704 |
| 22 | 1003 |
| 23 | 1427 |
| 24 | 2021 |
| 25 | 2867 |
| 26 | 4060 |
| 27 | 5763 |
| 28 | 8176 |
| 29 | 11585 |
| 30 | 16430 |
| 31 | 23301 |
| 32 | 33032 |
| 33 | 46826 |
| 34 | 66393 |
| 35 | 94131 |
| 36 | 133458 |
| 37 | 189209 |
| 38 | 268243 |
| 39 | 380315 |
| 40 | 539190 |
| 41 | 764422 |
| 42 | 1083758 |
| 43 | 1536495 |
| 44 | 2178361 |
| 45 | 3088357 |
| 46 | 4378496 |
| 47 | 6207581 |
[1,1,1,5,6,7,14,19,29,41,56,88,123,170,245,351, 500,704,1003,1427,2021,2867,4060,5763,8176,11585, 16430,23301,33032,46826,66393,94131,133458,189209, 268243,380315,539190,764422,1083758,1536495, 2178361,3088357,4378496,6207581] |