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| n | a(n) |
|---|---|
| 1 | 8 |
| 2 | 4184 |
| 3 | 57453 |
| 4 | 1755475 |
| 5 | 47958446 |
| 6 | 1244767536 |
| 7 | 33482107028 |
| 8 | 901574650029 |
| 9 | 24039453398630 |
| 10 | 644896976222053 |
| 11 | 17279478047167940 |
| 12 | 462737123593688897 |
| 13 | 12398931672108492980 |
| 14 | 332171268528642261600 |
| 15 | 8898699258491354145863 |
[8,4184,57453,1755475,47958446,1244767536, 33482107028,901574650029,24039453398630, 644896976222053,17279478047167940, 462737123593688897,12398931672108492980, 332171268528642261600,8898699258491354145863] |