login
This site is supported by donations to The OEIS Foundation.

 

Logo

Annual Appeal: Today, Nov 11 2014, is the 4th anniversary of the launch of the new OEIS web site. 70,000 sequences have been added in these four years, all edited by volunteers. Please make a donation (tax deductible in the US) to help keep the OEIS running.

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A180407 Primes from sequence A091367 whose reverse is still a prime. 0
113, 131, 179, 191, 199, 311, 313, 337, 353, 373, 733, 739, 797, 919, 937, 971, 991, 1031, 1033, 1091, 1097, 1103, 1109, 1181, 1301, 1439, 1471, 1499, 1741, 1811, 1901, 1949, 3011, 3169, 3301, 3343, 3347, 3389, 3433, 3583, 3853, 7187, 7433, 7457, 7547 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..45.

EXAMPLE

a(5)=199 since 1^2+9^2+9^2=1+81+81=163 is a prime and reverse(199)=911 has the same property.

CROSSREFS

Cf. A091367

Sequence in context: A131648 A180441 A180421 * A163760 A179911 A187867

Adjacent sequences:  A180404 A180405 A180406 * A180408 A180409 A180410

KEYWORD

nonn,base

AUTHOR

Carmine Suriano, Sep 02 2010

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Superseeker | Recent | More pages
The OEIS Community | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified November 27 20:25 EST 2014. Contains 250271 sequences.