Negated column 0 of the irregular triangle A355587.

A355951

Negated column 0 of the irregular triangle A355587.

Terms

    a(0) =0a(1) =0a(2) =2a(3) =24a(4) =280a(5) =3400a(6) =212538a(7) =2708944a(8) =244962336a(9) =3195918288a(10) =42013225014a(11) =111125508824

External references