Number of terms in a bordered skew determinant.

A002772

Number of terms in a bordered skew determinant.

Terms

    a(0) =2a(1) =6a(2) =22a(3) =101a(4) =546a(5) =3502a(6) =25586a(7) =214062a(8) =1987516a(9) =20599076a(10) =232482372a(11) =2876191276a(12) =38228128472a(13) =549706132536

External references