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A006303 Related to enumeration of rooted maps.
(Formerly M5263)
1
1, 37, 530, 5245, 42406 (list; graph; refs; listen; history; text; internal format)
OFFSET

2,2

REFERENCES

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=2..6.

T. R. S. Walsh and A. B. Lehman, Counting rooted maps by genus. II, J. Comb. Thy B13 (1972), 122-141.

CROSSREFS

Cf. A006302.

Sequence in context: A256811 A123035 A232033 * A219440 A219141 A220938

Adjacent sequences:  A006300 A006301 A006302 * A006304 A006305 A006306

KEYWORD

nonn,more

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified September 18 19:05 EDT 2021. Contains 347534 sequences. (Running on oeis4.)