A146350 - OEIS

A146350

Primes p such that continued fraction of (1+sqrt(p))/2 has period 5 : primes in A146330.

41, 149, 157, 181, 269, 397, 761, 941, 1013, 2081, 2153, 2477, 2693, 3181, 3221, 3533, 4253, 4409, 5273, 5297, 5741, 6949, 8069, 8501, 8597, 9293, 10301, 10357, 10957, 11321, 12281, 12589, 13313, 17477, 19477, 19949, 20369, 21433, 22397, 23957, 26309

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OFFSET

1,1

COMMENTS

A050954 is subset of this sequence.

LINKS

Amiram Eldar, Table of n, a(n) for n = 1..2000

MATHEMATICA

Select[Prime[Range[2000]], Length[ContinuedFraction[(1+Sqrt[#])/2][[2]]] == 5&] (* Harvey P. Dale, Aug 13 2016 *)

CROSSREFS

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

Sequence in context: A217087 A303910 A146330 * A050954 A337872 A192821