A387015 Number of fundamentally different graceful labelings of the n-double cone graph.

0, 44, 1216, 35877, 2031122

Offset

3,2

Links

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

Eric Weisstein's World of Mathematics, Double Cone Graph.

Eric Weisstein's World of Mathematics, Graceful Labeling.

Crossrefs

Sequence in context: A114170 A130645 A004340 * A394272 A387743 A231262

Adjacent sequences: A387012 A387013 A387014 * A387016 A387017 A387018

Keyword

nonn,more

Author

Eric W. Weisstein, Sep 15 2025

Status

approved