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A152069 Total number of Ucycles on 2n+1 nodes. 1
2, 16, 240, 5424, 163180, 6193248 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

See reference for precise definition.

LINKS

Table of n, a(n) for n=1..6.

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

FORMULA

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

CROSSREFS

Cf. A152029, A152068.

Sequence in context: A280394 A223614 A152029 * A188767 A206884 A188756

Adjacent sequences:  A152066 A152067 A152068 * A152070 A152071 A152072

KEYWORD

nonn,more

AUTHOR

N. J. A. Sloane, Sep 15 2009

STATUS

approved

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Last modified May 31 00:16 EDT 2020. Contains 334747 sequences. (Running on oeis4.)