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A058069 Numerators of convergents to Champernowne constant (A033307). 1
0, 1, 9, 10, 1490839, 1490849, 2981688, 4472537, 20871836, 25344373, 46216209, 71560582, 260897955, 1115152402, 1376050357, 2491202759, 3867253116 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..16.

E. B. Burger, Diophantine Olympics and World Champions: Polynomials and Primes Down Under, Amer. Math. Monthly, 107 (Nov. 2000), 822-829.

MAPLE

Digits := 100: E := A033307; convert(evalf(E), confrac, 50, 'cvgts'): cvgts;

MATHEMATICA

Module[{champ=FromDigits[Flatten[IntegerDigits/@Range[20]]]}, Numerator[ Convergents[ champ/10^IntegerLength[champ]]]] (* Harvey P. Dale, Dec 17 2014 *)

CROSSREFS

Cf. A058068.

Sequence in context: A119205 A119207 A165254 * A266703 A266701 A172283

Adjacent sequences:  A058066 A058067 A058068 * A058070 A058071 A058072

KEYWORD

nonn,frac,more

AUTHOR

N. J. A. Sloane, Nov 24 2000

STATUS

approved

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Last modified October 18 05:45 EDT 2019. Contains 328146 sequences. (Running on oeis4.)