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A284649 Primes p such that 2^(p-1) mod p^2 < p+2. 0

%I

%S 2,3,29,37,1093,3373,3511,2001907169

%N Primes p such that 2^(p-1) mod p^2 < p+2.

%C a(9) > 10^12. - _Giovanni Resta_, Mar 31 2017

%o (PARI) forprime(p=2, 1e10, a=lift(Mod(2, p^2)^(p-1)); if(a<p+2, print1(p", ")))

%Y Cf. A001220, A121999, A125854, A196202.

%K nonn,more

%O 1,1

%A _Gionata Neri_, Mar 31 2017

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Last modified January 21 03:58 EST 2022. Contains 350473 sequences. (Running on oeis4.)