1,1

Corresponding smallest multiples from A129066 are given in A171981.

Prime p>5 is in this sequence if the multiplicative order of (sqrt(5)-3)/2 modulo p is the product of smaller terms of this sequence.

Max Alekseyev, Table of n, a(n) for n = 1..25 (complete up to 10^10)

Cf. A057719, A066364, A129729, A171981

Sequence in context: A199878 A076908 A060345 * A013782 A137841 A204940

Adjacent sequences: A171977 A171978 A171979 * A171981 A171982 A171983

nonn

Max Alekseyev, Jan 20 2010

approved