

A062304


Primes of the form k  mu(k).


2



3, 5, 13, 31, 37, 43, 61, 67, 71, 73, 79, 103, 131, 139, 157, 191, 193, 223, 239, 277, 283, 311, 313, 367, 389, 397, 419, 421, 431, 439, 443, 457, 461, 499, 509, 541, 569, 599, 607, 613, 619, 643, 647, 659, 661, 673, 683, 733, 743, 757, 769, 787, 797, 823, 827
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OFFSET

1,1


LINKS

Harry J. Smith, Table of n, a(n) for n = 1..1000
Eric Weisstein's World of Mathematics, Moebius Function


MATHEMATICA

lst={}; Do[p=nMoebiusMu[n]; If[PrimeQ[p], AppendTo[lst, p]], {n, 2, 1200}]; lst (* T. D. Noe *)
Select[Table[nMoebiusMu[n], {n, 1000}], PrimeQ] (* Harvey P. Dale, Jun 18 2011 *)


PROG

(PARI) { n=0; for (m=1, 10^9, a=m  moebius(m); if (isprime(a), write("b062304.txt", n++, " ", a); if (n==1000, break)) ) } \\ Harry J. Smith, Aug 04 2009


CROSSREFS

Cf. A063452.
Sequence in context: A233232 A144471 A190667 * A281874 A135532 A127600
Adjacent sequences: A062301 A062302 A062303 * A062305 A062306 A062307


KEYWORD

nonn


AUTHOR

Jason Earls, Jul 26 2001


EXTENSIONS

Corrected by T. D. Noe, Nov 06 2003


STATUS

approved



