A007020 Maximal planar degree sequences with n nodes. (Formerly M1437)

1, 1, 1, 2, 5, 13, 33, 85, 199, 445, 947, 1909, 3713, 7006, 12765, 22764, 39540

Offset

3,4

Comments

The number of distinct degree sequences occurring in the polyhedra counted by A000109. - Sean A. Irvine, Sep 17 2017

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=3..19.

M. B. Dillencourt, Polyhedra of small orders and their Hamiltonian properties, Journal of Combinatorial Theory, Series B, Volume 66, Issue 1, January 1996, Pages 87-122.

Crossrefs

Cf. A000109.

Sequence in context: A086588 A077939 A077986 * A080888 A052988 A001429

Adjacent sequences: A007017 A007018 A007019 * A007021 A007022 A007023

Keyword

nonn,more

Author

N. J. A. Sloane

Extensions

a(17)-a(19) from Sean A. Irvine, Sep 17 2017

Status

approved