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A105189 Numbers n such that the string k100000000001 is prime. 1
14, 17, 24, 51, 54, 62, 89, 114, 116, 147, 159, 167, 170, 173, 180, 201, 233, 240, 249, 252, 254, 270, 285, 296, 317, 332, 350, 353, 362, 369, 371, 390, 399, 410, 423, 431, 446, 468, 479, 485, 497, 536, 543, 551, 564, 570, 573, 581, 585, 608, 609, 612, 654, 656, 683 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Harvey P. Dale, Table of n, a(n) for n = 1..1000

EXAMPLE

k=14 is in the sequence because k100000000001 = 14100000000001 is prime.

k=147 is in the sequence because k100000000001 = 147100000000001 is prime.

MATHEMATICA

Select[Range[750], PrimeQ[#*10^12+100000000001]&] (* Harvey P. Dale, Sep 22 2016 *)

PROG

(Magma) [ n: n in [1..700] | IsPrime(Seqint([1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1] cat Intseq(n))) ]; // Vincenzo Librandi, Feb 03 2011

CROSSREFS

Sequence in context: A046085 A054296 A155704 * A102816 A303305 A236685

Adjacent sequences:  A105186 A105187 A105188 * A105190 A105191 A105192

KEYWORD

base,nonn

AUTHOR

Parthasarathy Nambi, Apr 11 2005

STATUS

approved

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Last modified October 2 20:53 EDT 2022. Contains 357230 sequences. (Running on oeis4.)