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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 2 |
| 4 | 3 |
| 5 | 3 |
| 6 | 6 |
| 7 | 7 |
| 8 | 8 |
| 9 | 11 |
| 10 | 14 |
| 11 | 15 |
| 12 | 21 |
| 13 | 24 |
| 14 | 27 |
| 15 | 33 |
| 16 | 39 |
| 17 | 42 |
| 18 | 52 |
| 19 | 58 |
| 20 | 64 |
| 21 | 74 |
| 22 | 84 |
| 23 | 90 |
| 24 | 105 |
| 25 | 115 |
| 26 | 125 |
| 27 | 140 |
| 28 | 155 |
| 29 | 165 |
| 30 | 186 |
| 31 | 201 |
| 32 | 216 |
| 33 | 237 |
| 34 | 258 |
| 35 | 273 |
| 36 | 301 |
| 37 | 322 |
| 38 | 343 |
| 39 | 371 |
| 40 | 399 |
| 41 | 420 |
| 42 | 456 |
| 43 | 484 |
| 44 | 512 |
| 45 | 548 |
| 46 | 584 |
| 47 | 612 |
| 48 | 657 |
| 49 | 693 |
[1,1,1,2,3,3,6,7,8,11,14,15,21,24,27,33,39,42,52, 58,64,74,84,90,105,115,125,140,155,165,186,201, 216,237,258,273,301,322,343,371,399,420,456,484, 512,548,584,612,657,693] |