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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 11 |
| 3 | 121 |
| 4 | 1331 |
| 5 | 14641 |
| 6 | 161051 |
| 7 | 1771561 |
| 8 | 19487171 |
| 9 | 214358881 |
| 10 | 2357947691 |
| 11 | 2852823787 |
| 12 | 25937424601 |
| 13 | 31381061657 |
| 14 | 285311670611 |
| 15 | 298369848073 |
| 16 | 345191678227 |
| 17 | 3138428376721 |
| 18 | 3282068328803 |
| 19 | 3797108460497 |
| 20 | 34522712143931 |
[1,11,121,1331,14641,161051,1771561,19487171, 214358881,2357947691,2852823787,25937424601, 31381061657,285311670611,298369848073, 345191678227,3138428376721,3282068328803, 3797108460497,34522712143931] |