A290366 Reduced denominators of the Kirchhoff index for the n-halved cube graph.

1, 1, 1, 3, 3, 45, 15, 105, 105, 1575, 63, 2079, 693, 63063

Offset

1,4

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

Crossrefs

Cf. A290165 (numerators).

Sequence in context: A059495 A372423 A174325 * A083391 A165636 A142469

Adjacent sequences: A290363 A290364 A290365 * A290367 A290368 A290369

Keyword

nonn,frac,more

Author

Eric W. Weisstein, Jul 28 2017

Status

approved