Expansion of e.g.f.: sec(cosh(x)*log(x+1))=1+1/2!*x^2-3/3!*x^3+28/4!*x^4-160/5!*x^5...
A012762
Expansion of e.g.f.: sec(cosh(x)*log(x+1))=1+1/2!*x^2-3/3!*x^3+28/4!*x^4-160/5!*x^5...
Terms
- a(0) =1a(1) =0a(2) =1a(3) =-3a(4) =28a(5) =-160a(6) =1510a(7) =-13860a(8) =162188a(9) =-2015928a(10) =28741220a(11) =-442050620a(12) =7490417768a(13) =-136676535840
External references
- oeis: A012762