A378587 Number of distinct chromatic roots among all simple graphs on n vertices.

1, 2, 3, 6, 16, 70, 411, 4085, 76660, 2920668

Offset

1,2

Links

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

Eric Weisstein's World of Mathematics, Chromatic Root.

Eric Weisstein's World of Mathematics, Simple Graph.

Crossrefs

Sequence in context: A103593 A174118 A368947 * A006449 A003323 A230146

Adjacent sequences: A378575 A378576 A378586 * A378588 A378589 A378591

Keyword

nonn,more,new

Author

Eric W. Weisstein, Dec 01 2024

Status

approved