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| n | a(n) |
|---|---|
| 1 | 87 |
| 2 | 2091 |
| 3 | 16683 |
| 4 | 33215 |
| 5 | 267179 |
| 6 | 1066877 |
| 7 | 1319235 |
| 8 | 4228521 |
| 9 | 4330579 |
| 10 | 8668351 |
| 11 | 9769751 |
| 12 | 34662043 |
| 13 | 35924003 |
| 14 | 50892875 |
| 15 | 68239949 |
| 16 | 83920375 |
| 17 | 143201615 |
| 18 | 151730823 |
| 19 | 311513495 |
| 20 | 419564887 |
| 21 | 537386921 |
| 22 | 538253299 |
| 23 | 539511051 |
| 24 | 605140375 |
[87,2091,16683,33215,267179,1066877,1319235, 4228521,4330579,8668351,9769751,34662043,35924003, 50892875,68239949,83920375,143201615,151730823, 311513495,419564887,537386921,538253299,539511051, 605140375] |