Row sums of unsigned triangle A075513.

A074932

Row sums of unsigned triangle A075513.

Terms

    a(0) =1a(1) =3a(2) =18a(3) =170a(4) =2200a(5) =36232a(6) =725200a(7) =17095248a(8) =463936896a(9) =14246942336a(10) =488428297984

External references