A178944 Number of n-node simple graphs that are determined by their resistance distance multisets.

1, 2, 4, 11, 34, 156, 1044, 12346, 274646, 12005070

Offset

1,2

Comments

Resistance-equivalent graphs first exist for n = 9.

Links

Table of n, a(n) for n=1..10.

Eric Weisstein's World of Mathematics, Resistance-Equivalent Graphs

Formula

a(n) + A178999(n) = A000088(n). - R. J. Mathar, Aug 07 2017

Crossrefs

Cf. A178999

Sequence in context: A076318 A046750 A076319 * A076320 A076321 A000088

Adjacent sequences: A178941 A178942 A178943 * A178945 A178946 A178947

Keyword

nonn,hard

Author

Eric W. Weisstein, Dec 30 2010

Extensions

a(10) from Eric W. Weisstein, Jan 03 2011

Status

approved