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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | -10 |
| 3 | 8694 |
| 4 | -61647300 |
| 5 | 1734021238950 |
| 6 | -136052492985945900 |
| 7 | 24163008287867047021500 |
| 8 | -8459330090805576230333085000 |
| 9 | 5291501479813583484914737466943750 |
| 10 | -5495231184920767021604909502973944937500 |
| 11 | 8949980571079076055152283884403171536694652500 |
| 12 | -21844650683271846600479522545258218405196394185875000 |
| 13 | 76989791585920262367039920605319026539360791969735659537500 |
[1,-10,8694,-61647300,1734021238950, -136052492985945900,24163008287867047021500, -8459330090805576230333085000, 5291501479813583484914737466943750, -5495231184920767021604909502973944937500, 8949980571079076055152283884403171536694652500, -2184465068327184660047952254525821840519639418587\ 5000, 76989791585920262367039920605319026539360791969735\ 659537500] |