The diagonal of 1/(1 - (y + z + x z + x w + x y w)).

A268543

The diagonal of 1/(1 - (y + z + x z + x w + x y w)).

Terms

    a(0) =1a(1) =8a(2) =156a(3) =3800a(4) =102340a(5) =2919168a(6) =86427264a(7) =2626557648a(8) =81380484900

External references