Expansion of e.g.f.: cos(exp(x)-sec(x))=1-1/2!*x^2-3/4!*x^4+20/5!*x^5+3/6!*x^6...
A013332
Expansion of e.g.f.: cos(exp(x)-sec(x))=1-1/2!*x^2-3/4!*x^4+20/5!*x^5+3/6!*x^6...
Terms
- a(0) =1a(1) =0a(2) =-1a(3) =0a(4) =-3a(5) =20a(6) =3a(7) =420a(8) =-343a(9) =8424a(10) =-22249a(11) =260040a(12) =-239547a(13) =10498748a(14) =94138107a(15) =-147119700a(16) =19810696721a(17) =-201766341168
External references
- oeis: A013332