sec(log(x+1)-tan(x))=1+3/4!*x^4+90/6!*x^6-168/7!*x^7+5145/8!*x^8...

A013244

sec(log(x+1)-tan(x))=1+3/4!*x^4+90/6!*x^6-168/7!*x^7+5145/8!*x^8...

Terms

    a(0) =1a(1) =0a(2) =0a(3) =0a(4) =3a(5) =0a(6) =90a(7) =-168a(8) =5145a(9) =-22176a(10) =480564a(11) =-3388880a(12) =66715803a(13) =-661044384a(14) =12931436518a(15) =-165061218840

External references