A146353 Primes p such that continued fraction of (1 + sqrt(p))/2 has period 8; primes in A146333.

31, 71, 383, 503, 743, 983, 1327, 2543, 4271, 5711, 6151, 8543, 9871, 14503, 17783, 21191, 22031, 25463, 35023, 35759, 36263, 36559, 40543, 46471, 47711, 60727, 66343, 72551, 73751, 75767, 81551, 83639, 91463, 98327, 142183, 159407, 160343, 193031, 195743, 218623

Offset

1,1

Links

Amiram Eldar, Table of n, a(n) for n = 1..1000

Mathematica

Select[Prime[Range[10000]], 8 == Length[ContinuedFraction[(1 + Sqrt[#])/2][[2]]] &]

Crossrefs

Cf. A000290, A050950-A050969, A078370, A146326-A146345, A146348-A146360.

Sequence in context: A089704 A287609 A210548 * A131633 A291554 A084655

Adjacent sequences: A146350 A146351 A146352 * A146354 A146355 A146356

Keyword

nonn

Author

Artur Jasinski, Oct 30 2008

Extensions

8467 removed - R. J. Mathar, Sep 06 2009

Extended by T. D. Noe, Mar 22 2011

More terms from Amiram Eldar, Mar 30 2020

Status

approved