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

A013268

sec(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) =6433a(9) =-59652a(10) =656934a(11) =-7661335a(12) =99643159a(13) =-1389188502a(14) =20999144296a(15) =-338912370405

External references