Diagonal of Euler-Seidel matrix with start sequence e.g.f. 1-tanh(x).

A099023

Diagonal of Euler-Seidel matrix with start sequence e.g.f. 1-tanh(x).

Terms

    a(0) =1a(1) =-1a(2) =4a(3) =-46a(4) =1024a(5) =-36976a(6) =1965664a(7) =-144361456a(8) =13997185024

External references