A387799 Number of fundamentally different graceful labelings of the n X n grid graph.

1, 1, 358, 47428572

Offset

1,3

Links

Table of n, a(n) for n=1..4.

Eric Weisstein's World of Mathematics, Graceful Labeling.

Eric Weisstein's World of Mathematics, Grid Graph.

Formula

a(n) = A337796(n)/16 for n > 1. - Eric W. Weisstein, Sep 12 2025

Crossrefs

Cf. A337796 (all graceful labelings).

Sequence in context: A108875 A236159 A280403 * A145533 A273806 A292618

Adjacent sequences: A387796 A387797 A387798 * A387800 A387801 A387802

Keyword

nonn,more

Author

Eric W. Weisstein, Sep 08 2025

Status

approved