cosh(log(x+1)-sinh(x))=1+3/4!*x^4-10/5!*x^5+100/6!*x^6-693/7!*x^7...

A013267

cosh(log(x+1)-sinh(x))=1+3/4!*x^4-10/5!*x^5+100/6!*x^6-693/7!*x^7...

Terms

    a(0) =1a(1) =0a(2) =0a(3) =0a(4) =3a(5) =-10a(6) =100a(7) =-693a(8) =6013a(9) =-54612a(10) =556134a(11) =-6130575a(12) =73843539a(13) =-960445902a(14) =13455039728a(15) =-201847162125

External references