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A002823 Number of period-n solutions to a certain "universal" equation related to transformations on the unit interval.
(Formerly M2357 N0933)
1
1, 1, 3, 4, 9, 14, 27, 48, 93, 163, 315, 576, 1085 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,3

REFERENCES

N. Metropolis, M. L. Stein and P. R. Stein, On finite limit sets for transformations on the unit interval, J. Combin. Theory, A 15 (1973), 25-44. Reprinted in P. Cvitanovic, ed., Universality in Chaos, Hilger, Bristol, 1986, pp. 187-206.

N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).

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..15.

CROSSREFS

Cf. A000048.

Sequence in context: A095292 A007293 A014596 * A109509 A006053 A051841

Adjacent sequences:  A002820 A002821 A002822 * A002824 A002825 A002826

KEYWORD

nonn,nice,more

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified September 1 10:09 EDT 2014. Contains 246291 sequences.