A057848 Number of 1-connected claw-free cubic graphs with 2n nodes.

0, 1, 60, 2520, 453600, 59875200, 13621608000, 8009505504000, 3123380227968000, 1832279324908032000, 2054813830468439040000, 1665031453088810526720000, 1925086583971531588608000000

Offset

1,3

Links

Sean A. Irvine, Table of n, a(n) for n = 1..100 (terms 1..30 from G.-B. Chae, term 30 corrected by Sean A. Irvine)

G.-B. Chae, Home page

G.-B. Chae, Counting labeled claw-free cubic graphs by connectivity, Discrete Mathematics 308 (2008) 5136-5143.

G.-B. Chae, E. M. Palmer and R. W. Robinson, Computing the number of Claw-free Cubic Graphs with given Connectivity, Preprint, 2000. (Annotated scanned copy)

Crossrefs

Cf. A058929, A058930, A058931, A058932.

Sequence in context: A062263 A075917 A058929 * A082670 A084659 A230568

Adjacent sequences: A057845 A057846 A057847 * A057849 A057850 A057851

Keyword

nonn

Author

N. J. A. Sloane, Jan 12 2001

Status

approved