login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A007031 Non-Hamiltonian 1-tough simplicial polyhedra with n nodes.
(Formerly M4278)
0
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 6, 72, 847, 9801 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,14

REFERENCES

M. B. Dillencourt, Polyhedra of small orders and their Hamiltonian properties. Tech. Rep. 92-91, Info. and Comp. Sci. Dept., Univ. Calif. Irvine, 1992.

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

LINKS

Table of n, a(n) for n=1..17.

CROSSREFS

Sequence in context: A099673 A105928 A186665 * A067419 A113331 A214159

Adjacent sequences:  A007028 A007029 A007030 * A007032 A007033 A007034

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified February 18 09:38 EST 2019. Contains 320249 sequences. (Running on oeis4.)