A332625 Number of graphs on n unlabeled nodes with domination number 2.

0, 1, 1, 5, 16, 94, 708, 9384, 221135, 9877969

Offset

1,4

Links

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

Eric Weisstein's World of Mathematics, Domination Number

Crossrefs

Column k=2 of A263284.

Sequence in context: A365654 A370096 A196015 * A307953 A304762 A317460

Adjacent sequences: A332622 A332623 A332624 * A332626 A332627 A332628

Keyword

nonn,more

Author

Andrew Howroyd, Feb 17 2020

Status

approved