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Primes p such that zeta(1-2p)/zeta(-1) is prime.
1

%I #6 Aug 06 2022 07:23:03

%S 13,17,19,37,59,337,2153

%N Primes p such that zeta(1-2p)/zeta(-1) is prime.

%C Found by _David Broadhurst_ in 2002. Note that zeta(-1)=-1/12. Hence zeta(1-2p) has denominator 12 and prime numerator.

%Y Cf. A112548 (n such that the numerator of zeta(1-n) is prime).

%K hard,nonn

%O 1,1

%A _T. D. Noe_, Sep 28 2005