

A213162


Smallest prime p such that (k+1)*p^2k are prime for k=1..n.


0




OFFSET

1,1


COMMENTS

a(1..8) are the first terms correspondingly in A106483, A213078, A213079, A213107, A213125, A213159, A213161, A213334.


LINKS

Table of n, a(n) for n=1..8.


PROG

(PARI) a(n) = {my(p = 2); until (ok, ok = 1; for (k = 1, n, if (! isprime((k+1)*p^2k), ok = 0; break; ); ); if (!ok, p = nextprime(p+1); )); return (p); } \\ Michel Marcus, Apr 19 2013


CROSSREFS

Sequence in context: A262650 A123100 A033147 * A124339 A089772 A280090
Adjacent sequences: A213159 A213160 A213161 * A213163 A213164 A213165


KEYWORD

nonn,more


AUTHOR

Zak Seidov, Jun 06 2012


STATUS

approved



