cos(arcsinh(x)*log(x+1))=1-12/4!*x^4+60/5!*x^5-210/6!*x^6+1260/7!*x^7...

A012577

cos(arcsinh(x)*log(x+1))=1-12/4!*x^4+60/5!*x^5-210/6!*x^6+1260/7!*x^7...

Terms

    a(0) =1a(1) =0a(2) =0a(3) =0a(4) =-12a(5) =60a(6) =-210a(7) =1260a(8) =-11088a(9) =78624a(10) =-476520a(11) =4469520a(12) =-59173752a(13) =609811488a(14) =-4917756480a(15) =63884751840

External references