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A200924 Successive prime factors of 10^(10^100) - 10. 1
2, 3, 3, 3, 3, 5, 37, 67, 83, 199, 397, 1231, 1627, 2707, 3637, 4519, 21649, 30307, 34849, 51203, 52711, 54547, 56369, 97561, 115963, 123493, 136043, 139987, 149077, 173923, 199999, 200003, 333667, 370477, 513239, 538987, 666733, 770437, 943081, 1466653 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..40.

Dario A. Alpern, Known prime factors of Googolplex - 10

Eric Weisstein's World of Mathematics, Googolplex

MATHEMATICA

Join[{2, 3, 3, 3, 3, 5}, Select[Prime[Range[7^6]], PowerMod[10, 10^100, #] == 10 &]]

CROSSREFS

Cf. A200861, A200879.

Sequence in context: A042959 A147815 A227246 * A111913 A210796 A305419

Adjacent sequences:  A200921 A200922 A200923 * A200925 A200926 A200927

KEYWORD

fini,nonn

AUTHOR

Arkadiusz Wesolowski, Nov 24 2011

STATUS

approved

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Last modified November 13 15:41 EST 2019. Contains 329106 sequences. (Running on oeis4.)