

A216289


Smallest k in which there are exactly n primes between 10*k and 10*k+9.


0




OFFSET

0,1


LINKS

Table of n, a(n) for n=0..4.


MATHEMATICA

mx = 5; t = Table[1, {mx}]; n = 0; found = 0; While[found < mx, ps = Select[Range[10*n, 10*n + 9], PrimeQ]; len = Length[ps]; If[t[[len + 1]] == 1, t[[len + 1]] = n; found++]; n++]; t (* T. D. Noe, Sep 03 2012 *)


CROSSREFS

Cf. A186311, A032352, A007811, A078494.
Sequence in context: A123174 A040384 A078080 * A136010 A091534 A033966
Adjacent sequences: A216286 A216287 A216288 * A216290 A216291 A216292


KEYWORD

nonn,fini,full


AUTHOR

V. Raman, Sep 03 2012


STATUS

approved



