Expansion of e.g.f.: cosh(log(x+1)-arcsin(x))=1+3/4!*x^4-10/5!*x^5+100/6!*x^6-525/7!*x^7...

A013231

Expansion of e.g.f.: cosh(log(x+1)-arcsin(x))=1+3/4!*x^4-10/5!*x^5+100/6!*x^6-525/7!*x^7...

Terms

    a(0) =1a(1) =0a(2) =0a(3) =0a(4) =3a(5) =-10a(6) =100a(7) =-525a(8) =5565a(9) =-40500a(10) =490950a(11) =-4581775a(12) =63536275a(13) =-723857550a(14) =11365224000a(15) =-152882218125

External references