E.g.f.: 2*L^2/(Pi^2*(1 + 2*Sum_{n>=1} cosh(2*Pi*n*x/L)/cosh(n*Pi) )^2) where L = Lemniscate constant.
A193545
E.g.f.: 2*L^2/(Pi^2*(1 + 2*Sum_{n>=1} cosh(2*Pi*n*x/L)/cosh(n*Pi) )^2) where L = Lemniscate constant.
Terms
- a(0) =1a(1) =0a(2) =-2a(3) =0a(4) =0a(5) =0a(6) =144a(7) =0a(8) =0a(9) =0a(10) =-96768a(11) =0a(12) =0a(13) =0a(14) =268240896a(15) =0a(16) =0a(17) =0a(19) =0a(20) =0a(21) =0a(23) =0a(24) =0a(25) =0a(27) =0a(28) =0a(29) =0a(31) =0a(32) =0a(33) =0
External references
- oeis: A193545