Expansion of e.g.f.: cos(arctan(x)*log(x+1))=1-12/4!*x^4+60/5!*x^5-90/6!*x^6+420/7!*x^7...

A012400

Expansion of e.g.f.: cos(arctan(x)*log(x+1))=1-12/4!*x^4+60/5!*x^5-90/6!*x^6+420/7!*x^7...

Terms

    a(0) =1a(1) =0a(2) =0a(3) =0a(4) =-12a(5) =60a(6) =-90a(7) =420a(8) =-11648a(9) =88704a(10) =-118440a(11) =1491600a(12) =-85167192a(13) =865152288a(14) =317981664a(15) =19296033120

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