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A106040 First 9-free digit in the fractional part of the decimal expansion of (1/10^n)^(1/10^n). 0
0, 7, 5, 3, 0, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 0, 0, 0, 0, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..104.

EXAMPLE

(1/10^0)^(1/10^0) =1^1 = 1.000000.. 9-free = 0

(1/10^1)^(1/10^1) =(1/10)^(1/10) = 0.794328.. = 7

(1/10^2)^(1/10^2) =(1/100)^(1/100) = 0.954992.. = 5

PROG

(PARI) zerotozero(n) = { local(x, y, z, v, j); for(x=0, n, y=10^x; v=(1./y)^(1/y); z=Vec(Str(v)); for(j=3, n, if(z[j]<>"9", print1(z[j]", "); break) ) ) }

CROSSREFS

Sequence in context: A087273 A245510 A199794 * A085927 A180597 A219242

Adjacent sequences:  A106037 A106038 A106039 * A106041 A106042 A106043

KEYWORD

nonn,base

AUTHOR

Cino Hilliard, May 06 2005

STATUS

approved

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Last modified November 22 20:13 EST 2014. Contains 249827 sequences.