A288988 Number of connected (non-null) induced subgraphs of the n-halved cube graph.

1, 3, 15, 251, 65039, 4292581227

Offset

1,2

Links

Table of n, a(n) for n=1..6.

Eric Weisstein's World of Mathematics, Connected Graph

Eric Weisstein's World of Mathematics, Halved Cube Graph

Eric Weisstein's World of Mathematics, Vertex-Induced Subgraph

Crossrefs

Cf. A288987, A290758.

Sequence in context: A290970 A288987 A288986 * A257018 A173146 A139289

Adjacent sequences: A288985 A288986 A288987 * A288989 A288990 A288991

Keyword

nonn,more

Author

Eric W. Weisstein, Jun 20 2017

Extensions

a(6) from Andrew Howroyd, Aug 15 2017

Status

approved