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A220812
Denominators of the Verhulst sequence x(n+1)=4*x(n)-3*x(n)^2, x(0)=1/10.
5
10, 100, 10000, 100000000, 10000000000000000, 100000000000000000000000000000000, 10000000000000000000000000000000000000000000000000000000000000000
OFFSET
0,1
REFERENCES
H. O. Peitgen and P. H. Richter, The Beauty of Fractals. Springer, 1986, p. 23f.
LINKS
Reinhard Zumkeller, Table of n, a(n) for n = 0..9
Eric Weisstein's World of Mathematics, Logistic Equation
Wikipedia, Logistic map
FORMULA
a(n) = 10^(2^n) = A011557(A000079(n)). - Reinhard Zumkeller, Dec 22 2012
PROG
(Haskell)
a220812 = a011557 . a000079 -- Reinhard Zumkeller, Dec 22 2012
CROSSREFS
Cf. A051840, A220811 (numerators).
Sequence in context: A173482 A173481 A135651 * A139103 A067217 A266175
KEYWORD
nonn,frac,easy,changed
AUTHOR
Reinhard Zumkeller, Dec 22 2012
STATUS
approved