login
A292028
Wiener index of the n-cube-connected cycle graph.
0
1, 64, 888, 9472, 76160, 556032, 3605504, 22224896, 128471040, 719708160, 3874455552, 20416954368, 104732426240, 528985096192, 2620635217920, 12831147687936, 61916622880768, 296036213981184, 1399459946692608, 6566769862901760
OFFSET
1,2
LINKS
Eric Weisstein's World of Mathematics, Cube-Connected Cycle Graph
Eric Weisstein's World of Mathematics, Wiener Index
FORMULA
a(n) = n * 2^(n-1) * (Sum_{k=1..floor(5n/2)-1} k*A286756(n,k)). - Andrew Howroyd, Sep 08 2017
CROSSREFS
Sequence in context: A250281 A283547 A297686 * A306613 A185368 A027003
KEYWORD
nonn
AUTHOR
Eric W. Weisstein, Sep 07 2017
EXTENSIONS
a(1)-a(2) and a(13)-a(20) from Andrew Howroyd, Sep 08 2017
STATUS
approved