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A027896 Divisors of 10^11 - 1. 8
1, 3, 9, 21649, 64947, 194841, 513239, 1539717, 4619151, 11111111111, 33333333333, 99999999999 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..12.

Index entries for sequences related to divisors of numbers

MATHEMATICA

Divisors[10^11 - 1] (* Wesley Ivan Hurt, Jan 29 2017 *)

PROG

(PARI) divisors(10^11-1) \\ Charles R Greathouse IV, Jun 21 2017

CROSSREFS

Sequence in context: A072005 A060377 A255503 * A116620 A057269 A113116

Adjacent sequences:  A027893 A027894 A027895 * A027897 A027898 A027899

KEYWORD

nonn,fini,full,easy

AUTHOR

N. J. A. Sloane

STATUS

approved

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Last modified July 18 15:44 EDT 2019. Contains 325144 sequences. (Running on oeis4.)