A393476 Number of fundamentally different graceful labelings of the n-triangular snake graph.

1, 1, 0, 0, 368, 3491, 0, 0, 41605428

Offset

1,5

Links

Table of n, a(n) for n=1..9.

Eric Weisstein's World of Mathematics, Graceful Labeling.

Eric Weisstein's World of Mathematics, Triangular Snake Graph.

Crossrefs

Sequence in context: A387891 A173055 A318938 * A240006 A396987 A097501

Adjacent sequences: A393473 A393474 A393475 * A393477 A393478 A393479

Keyword

nonn,more

Author

Eric W. Weisstein, Feb 16 2026

Status

approved