Number of toroidal necklaces of size n whose entries cover an initial interval of positive integers.

A323870

Number of toroidal necklaces of size n whose entries cover an initial interval of positive integers.

Terms

    a(0) =1a(1) =4a(2) =10a(3) =61a(4) =218a(5) =3136a(6) =13514a(7) =272998a(8) =2362439a(9) =40899248a(10) =295024106a(11) =14045787790a(12) =81055130522

External references