A378708 Circumference of the n-Lucas cube graph.

4, 10, 16, 28, 46, 74, 122, 198, 320

Offset

4,1

Comments

a(n) = 2*A245968(n) = A000032(n) - A100063 = LucasL[n] - 2/3 (Cos[2 n Pi/3] + 2) for known terms starting with n == 5.

Links

Table of n, a(n) for n=4..12.

Eric Weisstein's World of Mathematics, Graph Circumference.

Eric Weisstein's World of Mathematics, Lucas Cube Graph.

Crossrefs

Sequence in context: A073121 A167346 A307274 * A027430 A298031 A027425

Adjacent sequences: A378705 A378706 A378707 * A378709 A378710 A378711

Keyword

nonn,more

Author

Eric W. Weisstein, Dec 04 2024

Status

approved