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A225463 10-adic integer x such that x^9 = 1/3. 1
7, 4, 1, 1, 5, 6, 4, 8, 1, 0, 5, 6, 9, 7, 1, 2, 6, 3, 4, 0, 0, 8, 5, 0, 1, 9, 6, 3, 9, 3, 2, 5, 1, 3, 4, 7, 5, 4, 3, 1, 9, 0, 7, 8, 3, 7, 0, 7, 9, 9, 3, 7, 5, 9, 5, 3, 8, 9, 0, 8, 8, 2, 9, 4, 4, 1, 3, 3, 8, 0, 5, 6, 0, 4, 3, 2, 6, 1, 2, 6, 2, 4, 4, 6, 5, 7, 4, 0, 6, 1, 7, 2, 2, 6, 0, 1, 2, 4, 9, 5 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

COMMENTS

This is the 10's complement of A225454.

LINKS

Seiichi Manyama, Table of n, a(n) for n = 0..10000

EXAMPLE

       7^9 == -3      (mod 10).

      47^9 == -33     (mod 10^2).

     147^9 == -333    (mod 10^3).

    1147^9 == -3333   (mod 10^4).

   51147^9 == -33333  (mod 10^5).

  651147^9 == -333333 (mod 10^6).

PROG

(PARI) n=0; for(i=1, 100, m=(2*(10^i-1)/3)+1; for(x=0, 9, if(((n+(x*10^(i-1)))^9)%(10^i)==m, n=n+(x*10^(i-1)); print1(x", "); break)))

(PARI) N=100; Vecrev(digits(lift(chinese(Mod((1/3+O(2^N))^(1/9), 2^N), Mod((1/3+O(5^N))^(1/9), 5^N)))), N) \\ Seiichi Manyama, Aug 07 2019

CROSSREFS

Cf. A225454.

Sequence in context: A011101 A021935 A131028 * A010138 A199157 A328416

Adjacent sequences:  A225460 A225461 A225462 * A225464 A225465 A225466

KEYWORD

nonn,base

AUTHOR

Aswini Vaidyanathan, May 11 2013

STATUS

approved

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Last modified September 22 03:54 EDT 2020. Contains 337289 sequences. (Running on oeis4.)