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A331890 |
| a(n)=-a(n-1)-a(n-2)+2*a(n-3),其中a(0)=3,a(1)=-1,a(2)=-1。 |
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3,-1,-1,8,-9,-1,26,-43,15,80,-181,131,210,-703,755,368,-2529,3671,-406,-8323,16071,-8560,-24157,64859,-57822,-55351,242891,-303184,-50409,839375,-1395334,455141,2618943,-5864752,4156091,6946547,-22832142,2419777
(列表;图表;参考文献;听;历史;文本;内部格式)
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