A290367 Reduced numerators of the Kirchhoff sum index for the n-halved cube graph.

0, 1, 3, 23, 115, 13123, 5698, 21445, 1190507, 85183627, 25079197, 3749088082, 7720370957

Offset

1,3

Links

Table of n, a(n) for n=1..13.

Eric Weisstein's World of Mathematics, Halved Cube Graph

Eric Weisstein's World of Mathematics, Kirchhoff Sum Index

Crossrefs

Cf. A290368 (denominators).

Sequence in context: A267816 A269235 A245752 * A006557 A362158 A226611

Adjacent sequences: A290364 A290365 A290366 * A290368 A290369 A290370

Keyword

nonn,frac,more

Author

Eric W. Weisstein, Jul 28 2017

Status

approved