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A104153 Numbers n such that n99 is prime and n is a multiple of ten. 2
20, 40, 50, 100, 130, 170, 230, 260, 280, 320, 350, 400, 460, 560, 580, 610, 620, 650, 680, 700, 740, 760, 910, 940, 1030, 1070, 1150, 1160, 1190, 1220, 1280, 1300, 1360, 1420, 1460, 1490, 1660, 1670, 1700, 1730, 1790, 1820, 1850, 1910, 2020, 2080, 2120, 2230, 2260, 2350, 2380, 2470, 2480 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
MATHEMATICA
Select[10*Range[250], PrimeQ[FromDigits[Join[IntegerDigits[#], {9, 9}]]]&] (* Harvey P. Dale, Jan 06 2013 *)
CROSSREFS
Cf. A102703.
Sequence in context: A235289 A296764 A046794 * A049057 A065607 A008602
KEYWORD
base,nonn
AUTHOR
Parthasarathy Nambi, Mar 08 2005
STATUS
approved

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Last modified March 29 10:22 EDT 2024. Contains 371268 sequences. (Running on oeis4.)