A290165 Reduced numerators of the Kirchhoff index for the n-halved cube graph.

0, 1, 3, 25, 70, 3014, 2968, 63148, 197072, 9446128, 1232704, 135120416, 151939840, 47268893440

Offset

1,3

Links

Table of n, a(n) for n=1..14.

Eric Weisstein's World of Mathematics, Halved Cube Graph

Eric Weisstein's World of Mathematics, Kirchhoff Index

Example

First few terms are 0, 1, 3, 25/3, 70/3, 3014/45, 2968/15, 63148/105, 197072/105, 9446128/1575, 1232704/63, 135120416/2079, 151939840/693, 47268893440/63063, ....

Crossrefs

Cf. A290366 (denominators)

Sequence in context: A356594 A242974 A006222 * A129443 A083298 A083222

Adjacent sequences: A290162 A290163 A290164 * A290166 A290167 A290168

Keyword

nonn,more,frac

Author

Eric W. Weisstein, Jul 28 2017

Status

approved