A297572 Number of minimum dominating sets in the n-triangular grid graph.

1, 3, 6, 26, 2, 75, 89, 18, 108, 4, 9042, 10265, 10524, 138, 8, 72, 596, 4438, 390, 16, 55716

Offset

0,2

Links

Table of n, a(n) for n=0..20.

Eric Weisstein's World of Mathematics, Minimum Dominating Set

Eric Weisstein's World of Mathematics, Triangular Grid Graph

Crossrefs

Cf. A251419, A287064, A288721.

Sequence in context: A355967 A074432 A212650 * A137089 A197470 A148664

Adjacent sequences: A297569 A297570 A297571 * A297573 A297574 A297575

Keyword

nonn,more

Author

Eric W. Weisstein, Dec 31 2017

Extensions

a(8)-a(10) from Andrew Howroyd, Jan 02 2018

Offset corrected and a(11)-a(20) from Andrew Howroyd, May 19 2018

Status

approved