A166576 - OEIS

A166576

Intersection of A104272 and A166252.

71, 101, 151, 181, 229, 233, 239, 241, 269, 311, 349, 373, 409, 419, 433, 439, 491, 571, 593, 599, 601, 607, 643, 647, 653, 659, 727, 823, 827, 857, 941, 947, 1021, 1031, 1051, 1061, 1063, 1091, 1103, 1301, 1373, 1427, 1429, 1447, 1451, 1489, 1553, 1559, 1567

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OFFSET

1,1

COMMENTS

Each Ramanujan prime A104272 larger than 2 is either a central prime (A166272) or a right prime (A166307).

LINKS

Table of n, a(n) for n=1..49.

CROSSREFS

Sequence in context: A166252 A339466 A339463 * A369250 A377800 A195270

Adjacent sequences: A166573 A166574 A166575 * A166577 A166578 A166579

KEYWORD

nonn

AUTHOR

Vladimir Shevelev, Oct 17 2009

EXTENSIONS

Extended beyond 571 by R. J. Mathar, Oct 21 2009

STATUS

approved