| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 3 |
| 4 | 5 |
| 5 | 7 |
| 6 | 13 |
| 7 | 25 |
| 8 | 31 |
| 9 | 37 |
| 10 | 61 |
| 11 | 73 |
| 12 | 109 |
| 13 | 121 |
| 14 | 145 |
| 15 | 181 |
| 16 | 241 |
| 17 | 361 |
| 18 | 421 |
| 19 | 541 |
| 20 | 721 |
| 21 | 841 |
| 22 | 1009 |
| 23 | 1081 |
| 24 | 1201 |
| 25 | 1261 |
| 26 | 1621 |
| 27 | 1681 |
| 28 | 2017 |
| 29 | 2161 |
| 30 | 2521 |
| 31 | 3361 |
| 32 | 3781 |
| 33 | 5041 |
| 34 | 6481 |
| 35 | 7561 |
| 36 | 8401 |
| 37 | 10081 |
| 38 | 12601 |
| 39 | 15121 |
| 40 | 25201 |
| 41 | 30241 |
| 42 | 42841 |
| 43 | 45361 |
| 44 | 55441 |
| 45 | 60481 |
| 46 | 75601 |
| 47 | 85681 |
| 48 | 100801 |
| 49 | 110881 |
| 50 | 128521 |
| 51 | 131041 |
[1,2,3,5,7,13,25,31,37,61,73,109,121,145,181,241, 361,421,541,721,841,1009,1081,1201,1261,1621,1681, 2017,2161,2521,3361,3781,5041,6481,7561,8401, 10081,12601,15121,25201,30241,42841,45361,55441, 60481,75601,85681,100801,110881,128521,131041] |