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A191421 Prime numbers that contain the string "2011" in their decimal expansion. 1
2011, 12011, 20113, 20117, 62011, 122011, 162011, 182011, 201101, 201107, 201119, 201121, 201139, 201151, 201163, 201167, 201193, 222011, 272011, 282011, 320113, 320119, 332011, 392011, 512011, 520111, 552011, 582011, 612011, 620111, 620117 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Curious prime numbers, which contain string the "2011", referring to the current year.

LINKS

Klaus Brockhaus, Table of n, a(n) for n = 1..2000

Rafael Parra Machío, Propiedades del 2011: Un paseo a través de los números primos, p. 2 (Spanish)

FORMULA

a(n) ~ n log n. - Charles R Greathouse IV, Jun 02 2011

PROG

(MAGMA) [ p: p in PrimesInInterval(2011, 1000000) | IntegerToString(2011) in IntegerToString(p) ]; // Klaus Brockhaus, Jun 02 2011

CROSSREFS

Sequence in context: A162242 A249955 A020433 * A250836 A076666 A323470

Adjacent sequences:  A191418 A191419 A191420 * A191422 A191423 A191424

KEYWORD

nonn,base

AUTHOR

Rafael Parra Machio, Jun 02 2011

STATUS

approved

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Last modified February 18 15:04 EST 2020. Contains 332019 sequences. (Running on oeis4.)