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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 0 |
| 2 | 0 |
| 3 | 2 |
| 4 | 4 |
| 5 | 6 |
| 6 | 8 |
| 7 | 11 |
| 8 | 14 |
| 9 | 18 |
| 10 | 21 |
| 11 | 25 |
| 12 | 29 |
| 13 | 33 |
| 14 | 38 |
| 15 | 43 |
| 16 | 48 |
| 17 | 53 |
| 18 | 58 |
| 19 | 63 |
| 20 | 69 |
| 21 | 75 |
| 22 | 81 |
| 23 | 87 |
| 24 | 93 |
| 25 | 100 |
| 26 | 106 |
| 27 | 113 |
| 28 | 120 |
| 29 | 127 |
| 30 | 134 |
| 31 | 141 |
| 32 | 149 |
| 33 | 156 |
| 34 | 164 |
| 35 | 172 |
| 36 | 180 |
| 37 | 188 |
| 38 | 196 |
| 39 | 204 |
| 40 | 212 |
| 41 | 221 |
| 42 | 230 |
| 43 | 238 |
| 44 | 247 |
| 45 | 256 |
| 46 | 265 |
| 47 | 275 |
| 48 | 284 |
| 49 | 294 |
| 50 | 303 |
| 51 | 313 |
| 52 | 322 |
| 53 | 332 |
| 54 | 342 |
| 55 | 352 |
| 56 | 363 |
| 57 | 373 |
[0,0,0,2,4,6,8,11,14,18,21,25,29,33,38,43,48,53, 58,63,69,75,81,87,93,100,106,113,120,127,134,141, 149,156,164,172,180,188,196,204,212,221,230,238, 247,256,265,275,284,294,303,313,322,332,342,352, 363,373] |