| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 1 |
| 6 | 2 |
| 7 | 3 |
| 8 | 4 |
| 9 | 5 |
| 10 | 7 |
| 11 | 9 |
| 12 | 11 |
| 13 | 13 |
| 14 | 15 |
| 15 | 18 |
| 16 | 21 |
| 17 | 24 |
| 18 | 27 |
| 19 | 30 |
| 20 | 34 |
| 21 | 38 |
| 22 | 42 |
| 23 | 46 |
| 24 | 50 |
| 25 | 55 |
| 26 | 60 |
| 27 | 65 |
| 28 | 70 |
| 29 | 75 |
| 30 | 81 |
| 31 | 87 |
| 32 | 93 |
| 33 | 99 |
| 34 | 105 |
| 35 | 112 |
| 36 | 119 |
| 37 | 126 |
| 38 | 133 |
| 39 | 140 |
| 40 | 148 |
| 41 | 156 |
| 42 | 164 |
| 43 | 172 |
| 44 | 180 |
| 45 | 189 |
| 46 | 198 |
| 47 | 207 |
| 48 | 216 |
| 49 | 225 |
| 50 | 235 |
| 51 | 245 |
| 52 | 255 |
| 53 | 265 |
| 54 | 275 |
| 55 | 286 |
| 56 | 297 |
| 57 | 308 |
| 58 | 319 |
| 59 | 330 |
| 60 | 342 |
| 61 | 354 |
| 62 | 366 |
[0,0,0,0,0,1,2,3,4,5,7,9,11,13,15,18,21,24,27,30, 34,38,42,46,50,55,60,65,70,75,81,87,93,99,105,112, 119,126,133,140,148,156,164,172,180,189,198,207, 216,225,235,245,255,265,275,286,297,308,319,330, 342,354,366] |