1,1

J. Brillhart et al., Factorizations of b^n +- 1, Contemporary Mathematics, Vol. 22, Amer. Math. Soc., Providence, RI, 3rd edition, 2002.

H. Dubner and T. Granlund, Primes of the Form (b^n+1)/(b+1), J. Integer Sequences, 3 (2000), #P00.2.7.

H. Lifchitz, Mersenne and Fermat primes field

Adjacent sequences: A057180 A057181 A057182 this_sequence A057184 A057185 A057186

Sequence in context: A088546 A115591 A026349 this_sequence A076293 A072199 A067873

nonn

njas, Sep 15 2000