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

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 A195270 A142111

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