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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 4 |
| 3 | 6 |
| 4 | 8 |
| 5 | 9 |
| 6 | 15 |
| 7 | 21 |
| 8 | 25 |
| 9 | 35 |
| 10 | 49 |
| 11 | 77 |
| 12 | 91 |
| 13 | 119 |
| 14 | 121 |
| 15 | 143 |
| 16 | 169 |
| 17 | 221 |
| 18 | 247 |
| 19 | 289 |
| 20 | 323 |
| 21 | 361 |
| 22 | 437 |
| 23 | 529 |
| 24 | 667 |
| 25 | 713 |
| 26 | 841 |
| 27 | 899 |
| 28 | 961 |
| 29 | 1147 |
| 30 | 1271 |
| 31 | 1333 |
| 32 | 1369 |
| 33 | 1517 |
| 34 | 1591 |
| 35 | 1681 |
| 36 | 1763 |
| 37 | 1849 |
| 38 | 2021 |
| 39 | 2209 |
| 40 | 2491 |
| 41 | 2773 |
| 42 | 2809 |
| 43 | 3127 |
| 44 | 3233 |
| 45 | 3481 |
| 46 | 3599 |
| 47 | 3721 |
| 48 | 4087 |
| 49 | 4331 |
| 50 | 4453 |
| 51 | 4489 |
[2,4,6,8,9,15,21,25,35,49,77,91,119,121,143,169, 221,247,289,323,361,437,529,667,713,841,899,961, 1147,1271,1333,1369,1517,1591,1681,1763,1849,2021, 2209,2491,2773,2809,3127,3233,3481,3599,3721,4087, 4331,4453,4489] |