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A122516 Primes in A046992. 1
3, 5, 11, 19, 23, 37, 43, 61, 83, 107, 181, 271, 283, 349, 467, 499, 547, 563, 743, 821, 863, 947, 991, 1013, 1571, 2341, 2437, 2633, 2803, 2837, 2939, 3299, 3373, 3677, 3833, 4073, 4793, 4973, 5387, 5479, 5573, 6043, 6091, 6737, 7907, 8017, 8693, 8867 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

COMMENTS

A subset of A057447. - Alexander Adamchuk (alex(AT)kolmogorov.com), Sep 17 2006

FORMULA

a(n) = Prime[ A122933[n] ]. - Alexander Adamchuk (alex(AT)kolmogorov.com), Sep 20 2006

MATHEMATICA

Flatten[Table[If[PrimeQ[Sum[ PrimePi[n], {n, 1, m}]], Sum[PrimePi[n], {n, 1, m}], {}], {m, 1, 200}]]

CROSSREFS

Cf. A046992, A013918, A057447, A122933.

Sequence in context: A045957 A153065 A089439 * A168161 A172438 A023233

Adjacent sequences:  A122513 A122514 A122515 * A122517 A122518 A122519

KEYWORD

nonn

AUTHOR

Roger Bagula (rlbagulatftn(AT)yahoo.com), Sep 16 2006

EXTENSIONS

Edited by N. J. A. Sloane (njas(AT)research.att.com), Sep 17 2006

More terms from Alexander Adamchuk (alex(AT)kolmogorov.com), Sep 17 2006

Definition corrected, Sep 30 2006

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Last modified February 17 19:13 EST 2012. Contains 206085 sequences.