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A055782 Primes q of form q=10p+3, where p is also prime. 1
23, 53, 73, 113, 173, 193, 233, 293, 313, 373, 433, 593, 613, 673, 733, 1013, 1033, 1093, 1373, 1493, 1733, 1913, 1933, 1973, 1993, 2113, 2273, 2293, 2333, 2393, 2633, 2693, 2713, 2833, 3313, 3373, 3533, 3593, 3673, 3733, 3793, 3833, 4013, 4093, 4493 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

FORMULA

a(n)=10*A023238(n)+3. [From R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Sep 21 2009]

EXAMPLE

5413=541*10+3, 3 glued to 541

CROSSREFS

Cf. A005384, A005385. Apart from first term, same as A057667.

Sequence in context: A140689 A172034 A113912 * A104802 A128473 A132235

Adjacent sequences:  A055779 A055780 A055781 * A055783 A055784 A055785

KEYWORD

nonn,easy

AUTHOR

Labos E. (labos(AT)ana.sote.hu), Jul 13 2000

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Last modified February 17 21:13 EST 2012. Contains 206085 sequences.