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 A104048 Numbers n such that n11 is prime and n is a multiple of ten. 0
 0, 20, 30, 50, 60, 80, 90, 120, 140, 170, 200, 210, 230, 270, 300, 360, 380, 410, 540, 590, 620, 650, 690, 710, 750, 840, 860, 870, 900, 980, 1080, 1130, 1200, 1220, 1260, 1290, 1310, 1460, 1470, 1490, 1500, 1560, 1620, 1640, 1770, 1820, 1880, 1890, 2010, 2030, 2100, 2220, 2240, 2270 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS EXAMPLE If t=20, then t11 = 2011 (prime). If t=170, then t11 = 17011 (prime). If t=360, then t11 = 36011 (prime). CROSSREFS Cf. A101471. Sequence in context: A095787 A198471 A120145 * A078499 A066027 A256227 Adjacent sequences:  A104045 A104046 A104047 * A104049 A104050 A104051 KEYWORD base,nonn AUTHOR Parthasarathy Nambi, Mar 01 2005 STATUS approved

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Last modified January 24 16:47 EST 2020. Contains 331209 sequences. (Running on oeis4.)