A290933 Number of edge covers in the n-sun graph.

198, 4900, 240312, 23395376, 4531118784

Offset

3,1

Links

Table of n, a(n) for n=3..7.

Eric Weisstein's World of Mathematics, Edge Cover

Eric Weisstein's World of Mathematics, Sun Graph

Crossrefs

Cf. A192856, A290763.

Sequence in context: A224452 A227705 A331098 * A278017 A348602 A270849

Adjacent sequences: A290930 A290931 A290932 * A290934 A290935 A290936

Keyword

nonn,more

Author

Andrew Howroyd, Aug 14 2017

Status

approved