1,1

Is this sequence the same as "Primes p such that 10^p - 1 divides 10^(10^(10^100)) - 100"?

Table of n, a(n) for n=1..6.

Dario A. Alpern, Factors of 1000 numbers up to googolplexplex

Eric Weisstein's World of Mathematics, Googolplex

Sequence in context: A296056 A294089 A157494 * A294321 A272168 A173131

Adjacent sequences: A227244 A227245 A227246 * A227248 A227249 A227250

nonn,fini,hard,more

Arkadiusz Wesolowski, Nov 04 2013

approved