A triangular sequence of coefficients based on an expansion of a Catenoid like Sheffer expansion function: g(t) = t; f(t) = -1/t; p(x,t) = Exp[x*(t)]*(1 - f(t)^2).

A137525

A triangular sequence of coefficients based on an expansion of a Catenoid like Sheffer expansion function: g(t) = t; f(t) = -1/t; p(x,t) = Exp[x*(t)]*(1 - f(t)^2).

Terms

    a(0) =2a(1) =0a(2) =-1a(3) =0a(4) =6a(5) =0a(6) =-1a(7) =0a(8) =0a(9) =24a(10) =0a(11) =-2a(12) =0a(13) =0a(14) =0a(15) =120a(16) =0a(17) =-6a(18) =0a(19) =0a(20) =0a(21) =0a(22) =720a(23) =0a(24) =-24a(25) =0a(26) =0a(27) =0a(28) =0a(29) =0

External references