

A155845


Primes of the form 2^pp*q where p is prime,q=3.


4




OFFSET

1,1


COMMENTS

The next term has 1342 digits.  Harvey P. Dale, Dec 09 2013


LINKS

Table of n, a(n) for n=1..6.


MATHEMATICA

q=3; lst={}; Do[p=Prime[n]; If[PrimeQ[p=2^pp*q], AppendTo[lst, p]], {n, 5!}]; lst
Select[2^#3#&/@Prime[Range[900]], PrimeQ] (* Harvey P. Dale, Dec 09 2013 *)


CROSSREFS

Cf. A057664, A155841, A155842, A155843, A155844, A057678
Sequence in context: A204238 A198796 A186104 * A115354 A100274 A213785
Adjacent sequences: A155842 A155843 A155844 * A155846 A155847 A155848


KEYWORD

sign


AUTHOR

Vladimir Joseph Stephan Orlovsky, Jan 28 2009


STATUS

approved



