Expansion of e.g.f.: cos(arctan(x)+log(x+1))=1-4/2!*x^2+6/3!*x^3+13/4!*x^4-20/5!*x^5...

A012964

Expansion of e.g.f.: cos(arctan(x)+log(x+1))=1-4/2!*x^2+6/3!*x^3+13/4!*x^4-20/5!*x^5...

Terms

    a(0) =1a(1) =0a(2) =-4a(3) =6a(4) =13a(5) =-20a(6) =-550a(7) =1470a(8) =23965a(9) =-91800a(10) =-1736800a(11) =5533550a(12) =261341425a(13) =-1560159900a(14) =-32046389050a(15) =113528073750

External references