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

Sequence in context: A000229 A133435 A079061 this_sequence A104088 A136508 A099152

Adjacent sequences: A057181 A057182 A057183 this_sequence A057185 A057186 A057187

nonn

njas, Sep 15 2000