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A246957 Numbers of (undirected) Hamiltonian paths in the n-Sierpiński sieve graph. 4
3, 12, 552, 6978816, 429714433137180672, 868161947968780041877535786874146453722578812928 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Explicit formula and asymptotic are given by Chang and Chen (2011).

a(7) contains 137 decimal digits.

LINKS

Table of n, a(n) for n=1..6.

S.-C. Chang, L.-C. Chen. Hamiltonian walks on the Sierpinski gasket, J. Math. Phys. 52 (2011), 023301. doi:10.1063/1.3545358. arXiv:0909.5541

Eric Weisstein's World of Mathematics, Hamiltonian Path

Eric Weisstein's World of Mathematics, Sierpiński Sieve Graph

CROSSREFS

Cf. A234635, A246958, A246959.

Sequence in context: A249940 A132515 A279122 * A216897 A262541 A036300

Adjacent sequences:  A246954 A246955 A246956 * A246958 A246959 A246960

KEYWORD

nonn

AUTHOR

Max Alekseyev, Sep 08 2014

STATUS

approved

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Last modified January 25 21:23 EST 2021. Contains 340427 sequences. (Running on oeis4.)