The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 11 |
| 3 | 131 |
| 4 | 971 |
| 5 | 1571 |
| 6 | 3203 |
| 7 | 5003 |
| 8 | 7691 |
| 9 | 9803 |
| 10 | 13451 |
| 11 | 16931 |
| 12 | 19211 |
| 13 | 24203 |
| 14 | 27851 |
| 15 | 32771 |
| 16 | 51203 |
| 17 | 57803 |
| 18 | 81611 |
| 19 | 86531 |
| 20 | 89891 |
| 21 | 125003 |
| 22 | 143651 |
| 23 | 154571 |
| 24 | 204803 |
| 25 | 207371 |
| 26 | 247811 |
| 27 | 273803 |
| 28 | 288803 |
| 29 | 339491 |
| 30 | 356171 |
| 31 | 387203 |
| 32 | 401411 |
| 33 | 480203 |
[3,11,131,971,1571,3203,5003,7691,9803,13451, 16931,19211,24203,27851,32771,51203,57803,81611, 86531,89891,125003,143651,154571,204803,207371, 247811,273803,288803,339491,356171,387203,401411, 480203] |