A033563 Primes in A001067.

691, 3617, 43867, 657931, 151628697551, 26315271553053477373, 154210205991661, 1520097643918070802691, 923038305114085622008920911661422572613197507651

Offset: 1

Author

Jud McCranie

Keywords

• nonn

Comments

All primes in this sequence are irregular primes. The next term, corresponding to Bernoulli(114), is too large to include. See A112548 for indices 2n that yield primes. - T. D. Noe, Sep 28 2005

Programs

Mathematica

Select[Table[Abs[Numerator[BernoulliB[2n]/2/n]], {n, 100}], PrimeQ] (Noe)

Extensions

More terms from T. D. Noe, Sep 28 2005