Number of special orbits for dihedral group of degree n.

A019537

Number of special orbits for dihedral group of degree n.

Terms

    a(0) =1a(1) =2a(2) =4a(3) =14a(4) =61a(5) =414a(6) =3416a(7) =34274a(8) =394009a(9) =5113712a(10) =73758368a(11) =1170495180a(12) =20263806277a(13) =380048113202

External references