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A124826 Primes congruent to 1 mod 21. 12
43, 127, 211, 337, 379, 421, 463, 547, 631, 673, 757, 883, 967, 1009, 1051, 1093, 1303, 1429, 1471, 1597, 1723, 1933, 2017, 2143, 2269, 2311, 2437, 2521, 2647, 2689, 2731, 2857, 3067, 3109, 3319, 3361, 3529, 3571, 3613, 3697, 3739, 3823, 3907, 4159, 4201 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

MATHEMATICA

Select[Range[1, 5000, 21], PrimeQ] (*From Vladimir Joseph Stephan Orlovsky, Apr 03 2011*)

CROSSREFS

Cf. A141881.

Sequence in context: A044294 A044675 A112270 * A136069 A140028 A199818

Adjacent sequences:  A124823 A124824 A124825 * A124827 A124828 A124829

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Jul 11 2008

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Last modified February 17 04:58 EST 2012. Contains 205985 sequences.