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A276732 Primes p such that (p + 1)/10 is also prime. 1
19, 29, 109, 229, 409, 709, 829, 1009, 1069, 1129, 1489, 1669, 1789, 2269, 2389, 2689, 3109, 3169, 3469, 3529, 3889, 4789, 4909, 5209, 5569, 5689, 5869, 6469, 6529, 6829, 8089, 8209, 8269, 8389, 8629, 9109, 9769, 9829, 10909, 12289, 12589, 12829, 12889, 13009, 13669, 13729, 14389 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Zak Seidov, Table of n, a(n) for n = 1..9259

FORMULA

a(n) = 10*A158017(n)-1.

MATHEMATICA

Select[Prime@ Range@ 1800, PrimeQ[(# + 1)/10] &] (* Michael De Vlieger, Sep 16 2016 *)

CROSSREFS

Cf. A137516, A158017.

Sequence in context: A139886 A089724 A265804 * A038542 A269262 A166659

Adjacent sequences:  A276729 A276730 A276731 * A276733 A276734 A276735

KEYWORD

nonn

AUTHOR

Zak Seidov, Sep 16 2016

STATUS

approved

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Last modified January 26 23:54 EST 2022. Contains 350601 sequences. (Running on oeis4.)