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| n | a(n) |
|---|---|
| 1 | 30 |
| 2 | 224 |
| 3 | 31248 |
| 4 | 3104896 |
| 5 | 1648898363392 |
| 6 | 9007070406180864 |
| 7 | 648516009881239552 |
| 8 | 74276402290253369241782714368 |
| 9 | 183899464903906662846152739755417029065034185182550163456 |
| 10 | 521712837267651850100441428388555336932039109444807734641004395552458397047586816 |
[30,224,31248,3104896,1648898363392, 9007070406180864,648516009881239552, 74276402290253369241782714368, 18389946490390666284615273975541702906503418518255\ 0163456, 52171283726765185010044142838855533693203910944480\ 7734641004395552458397047586816] |