The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A178584 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
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A178584

Smallest emirp corresponding to the prime of A178583.
(history; published version)

#3 by Russ Cox at Sat Mar 31 10:26:16 EDT 2012

AUTHOR

_Lekraj Beedassy (blekraj(AT)yahoo.com), _, May 29 2010

Discussion

Sat Mar 31

10:26

OEIS Server: https://oeis.org/edit/global/489

#2 by Russ Cox at Fri Mar 30 17:30:00 EDT 2012

EXTENSIONS

Extended by _Ray Chandler (rayjchandler(AT)sbcglobal.net), _, Jul 05 2010

Discussion

Fri Mar 30

17:30

OEIS Server: https://oeis.org/edit/global/154

#1 by N. J. A. Sloane at Sun Jul 11 03:00:00 EDT 2010

NAME

Smallest emirp corresponding to the prime of A178583.

DATA

10321, 11731, 12841, 10781, 14081, 13591, 16481, 17491, 32563, 31873, 31193, 31393, 32783, 34583, 70327, 72047, 71257, 70667, 76387, 76487, 77797, 90089, 92369, 90989, 95279, 95479, 1023601, 1013321, 1055321, 1130711, 1040821

OFFSET

1,1

EXAMPLE

a(4)= 10781 belongs to the emirp pair (10781, 18701) whose average is the palindromic prime 14741 = A178581(4) which is also the arithmetic mean of the other emirp pair (13751, 15731).

KEYWORD

nonn,base,new

AUTHOR

Lekraj Beedassy (blekraj(AT)yahoo.com), May 29 2010

EXTENSIONS

Extended by Ray Chandler (rayjchandler(AT)sbcglobal.net), Jul 05 2010

STATUS

approved