1,1

Charles R Greathouse IV, Table of n, a(n) for n = 1..659

Index entries for sequences related to pseudoprimes

(PARI) bases(n)=my(f=factor(n)[, 1]); n--; prod(i=1, #f, gcd(f[i]-1, n)) \\ Given a value of A194946, this function transforms it to a member of this sequence.

Cf. A194946, A195328.

Sequence in context: A247293 A126137 A085294 * A266544 A333051 A034340

Adjacent sequences: A195324 A195325 A195326 * A195328 A195329 A195330

nonn

Charles R Greathouse IV, Sep 15 2011

approved