E.g.f.: exp(sinh(x)-tanh(x))=1+3/3!*x^3-15/5!*x^5+90/6!*x^6+273/7!*x^7...

A013490

E.g.f.: exp(sinh(x)-tanh(x))=1+3/3!*x^3-15/5!*x^5+90/6!*x^6+273/7!*x^7...

Terms

    a(0) =1a(1) =0a(2) =0a(3) =3a(4) =0a(5) =-15a(6) =90a(7) =273a(8) =-2520a(9) =-375a(10) =126630a(11) =-269907a(12) =-7232940a(13) =44118165a(14) =525494970a(15) =-6182721087a(16) =-41497943760a(17) =965945373105

External references