A152069 Total number of Ucycles on 2n+1 nodes.

2, 16, 240, 5424, 163180, 6193248

Offset: 1

Author

N. J. A. Sloane, Sep 15 2009

Keywords

• nonn
• more

Comments

See reference for precise definition.

Links

• K. Casteels and B. Stevens, Universal cycles of (n-1)-partitions of an n-set, Discr. Math., 309 (2009), 5332-5340.

Crossrefs

Cf. A152029, A152068.

Formula

a(n) = A152029(n) + A152068(n).