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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 0 |
| 7 | 1 |
| 8 | 1 |
| 9 | 3 |
| 10 | 2 |
| 11 | 5 |
| 12 | 5 |
| 13 | 8 |
| 14 | 7 |
| 15 | 12 |
| 16 | 11 |
| 17 | 16 |
| 18 | 15 |
| 19 | 21 |
| 20 | 20 |
| 21 | 27 |
| 22 | 25 |
| 23 | 33 |
| 24 | 32 |
| 25 | 40 |
| 26 | 38 |
| 27 | 48 |
| 28 | 46 |
| 29 | 56 |
| 30 | 54 |
| 31 | 65 |
| 32 | 63 |
| 33 | 75 |
| 34 | 72 |
| 35 | 85 |
| 36 | 83 |
| 37 | 96 |
| 38 | 93 |
| 39 | 108 |
| 40 | 105 |
| 41 | 120 |
| 42 | 117 |
| 43 | 133 |
| 44 | 130 |
| 45 | 147 |
| 46 | 143 |
| 47 | 161 |
| 48 | 158 |
| 49 | 176 |
| 50 | 172 |
| 51 | 192 |
| 52 | 188 |
| 53 | 208 |
| 54 | 204 |
| 55 | 225 |
| 56 | 221 |
| 57 | 243 |
| 58 | 238 |
| 59 | 261 |
| 60 | 257 |
| 61 | 280 |
| 62 | 275 |
[0,0,0,0,0,0,0,1,1,3,2,5,5,8,7,12,11,16,15,21,20, 27,25,33,32,40,38,48,46,56,54,65,63,75,72,85,83, 96,93,108,105,120,117,133,130,147,143,161,158,176, 172,192,188,208,204,225,221,243,238,261,257,280, 275] |