A351590 Number of minimal edge covers for the n-diagonal intersection graph.

3, 17, 1157, 1746334

Offset

3,1

Links

Table of n, a(n) for n=3..6.

Eric Weisstein's World of Mathematics, Minimal Edge Cover

Eric Weisstein's World of Mathematics, Polygon Diagonal Intersection Graph

Crossrefs

Sequence in context: A252730 A362647 A225728 * A175984 A051710 A215913

Adjacent sequences: A351587 A351588 A351589 * A351591 A351592 A351593

Keyword

nonn,more

Author

Eric W. Weisstein, Feb 14 2022

Extensions

a(6) from Andrew Howroyd, Feb 21 2022

Status

approved